HAP
WA :
7.1.5 Journal: Your Traits
Biology 1
Points Possible: 20
Journal
Shaniya Jeter
Name:
Date:
1. Each person's DNA contains certain genes that code for specific traits. List at
least 15 traits that make up your body's appearance. Your traits are things like
eye color, arm length, or foot size.
Answers
Answer:
eye colour
straightness of legs
foot size
hair colour
complexion
height
shape of nose
arm length
palm lines
shape of lips
shape of eyes
skin type
availability of skin hair
size of ear
Related Questions
Classify the following as a phenotype or a genotype: a Aa- Brown eyes- TT- Blonde hair-
Answers
Answer:
Phenotype: Brown Eyes, blond hair.
Genotype: a Aa, TT
Explanation:
Phenotypes are visible traits.
Genotypes are non-visible.
Which individuals could be only heterozygous (Aa)? Select all that apply. I-1 I-2 I-4 II-1 II-4 II-8 III-1 III-5 IV-1 IV-7
Answers
II-8 , III-1 , III-5 are individuals could be only heterozygous (Aa) .
What is heterozygous (Aa) ?
Heterozygous (Aa) carriers cannot be considered healthy. They suffer from the illness in the same way as homozygous dominant (AA) people.
Children of parents who only have one copy of a dominant allele for a dominant condition have a 50% risk of developing the disorder themselves.
What is AA genetics and AA?
Three distinct genotypes—"AA," "aa," and "Aa"—are available if the dominant allele is denoted by "A" and the recessive allele by "a." Because the alleles in the pair are identical, i.e., both dominant or both recessive, the terms "homozygous" and "AA" are used to describe the pairs.
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What is the best definition for hypothesis?
Answers
Answer:
Hypothesis: a proposed explanation for a phenomenon.
Explanation:
In dogs, the allele for curly hair (C) and the allele for straight hair (S) exhibit incomplete dominance. Heterozygotes have wavy hair. A dog that has wavy hair is crossed with a dog that has straight hair. What are the expected genotypic and phenotypic ratios of the offspring? Explain how you
found your answer.
Answers
In dogs, the allele for curly hair (C) and the allele for straight hair (S) exhibits incomplete dominance. Heterozygotes have wavy hair. A dog that has wavy hair is crossed with a dog that has straight hair. So, the expected genotypic and phenotypic ratios of the offspring will be 1:2:1 and 2:1.
This implies that the heterozygotes (CS) will certainly have a distinctive phenotype of curly hair.
When a dog with wavy hair (CS) is crossed with a dog with straight hair (SS) we can identify the expected genotypic and phenotypic proportions of the offspring using Punnett squares.
By crossing them we can create a Punnett square:
C S.
-----------------.
C|CC CS.
-----------------.
S|SC SS.
From the Punnett square, we can see that the possible genotypes of the offspring are CC, CS, SC, and SS.
The phenotypic ratios can be determined by analyzing the genotypes. Given that the allele for curly hair (C) shows insufficient dominance, both CC and CS genotypes will result in wavy-haired phenotypes. Only the SS genotype will result in straight hair. For that reason, the phenotypic proportion will undoubtedly be 2:1 (wavy-haired: straight-haired).
To sum up, the expected genotypic ratio of the children will certainly be 1:2:1 (CC: CS: SS) and the phenotypic proportion will certainly be 2:1 (wavy-haired: straight-haired).
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In incomplete dominance, there is a third phenotype expressed by heterozygous individuals. This phenotype is a mixture between both extreme phentoypes. Genotyic ratio 1:1 ⇒ 1/2 CS : 1/2 SS. Phenotypic ratio 1:1 ⇒ 1/2 wavy : 1/2 straight.
What is incomplete dominance?
Incomplete dominance is the inheritance pattern in which neither of the involved alleles completely dominates over the other one.
Heterozygous descendents possess an intermediate phenotype between the two homozygous dominant and recessive individual's phenotypes.
Heterozygous individuals are different from both the dominant and recessive homozygous parental and expresses as a mixture of both of the homozygous progenitors.
In the exposed example,
C codes for curlyS codes for straightincomplete dominanceCC curlySS straightCS wavyCross: A dog that has wavy hair with a dog that has straight hair.
Parentals) CS x SS
Gametes) C S S S
Punnett square) C S
S CS SS
S CS SS
F1) 50% o the progeny is expected to have wavy hair and be heterozygous CS
50% of the progeny is expected to have straight hair and be homozygous SS
Genotyic ratio ⇒ 1:1 ⇒ 1/2 CS : 1/2 SSPhenotypic ratio ⇒ 1:1 ⇒ 1/2 wavy : 1/2 straightYou can learn more about incomplete dominance at
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Unrestricted populations of organisms experience _____.
Answers
Answer: Exponential growth
Explanation: as a population witches it’s carrying capacity, there is an increase in competition
janice develops symptoms of a gastrointestinal illness while driving home a few hours after eating a meal at a restaurant. as a result, she is most likely to develop an aversion to:
Answers
Janice is likely to acquire an aversion to eating after suffering signs of gastrointestinal sickness a few hours after eating a meal at a restaurant. Here option C is the correct answer.
When individuals associate a negative experience, such as falling ill, with a particular activity or stimulus, they may develop an aversion to that activity or stimulus as a protective mechanism. In this case, Janice developed symptoms of a gastrointestinal illness shortly after eating a meal at a restaurant.
The timing and context of the illness suggest that Janice may associate the act of eating with the subsequent illness. As a result, she is likely to develop an aversion to eating, particularly meals consumed outside of her own home or at restaurants.
While it is possible that Janice may also develop a temporary aversion to restaurants (Option D) due to the association with the illness, the specific timing of symptoms occurring a few hours after eating suggests that the primary aversion would be towards eating itself. Options A) Driving and B) Home are less likely to be directly associated with gastrointestinal illness, and therefore less likely to be the focus of an aversion in this scenario.
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Complete question:
Which of the following is Janice most likely to develop an aversion to after experiencing symptoms of a gastrointestinal illness a few hours after eating a meal at a restaurant?
A) Driving
B) Home
C) Eating
D) Restaurants
. Q.. List any two advantages associated with water stored in the ground.
Answers
Answer:
It does not evaporate.
It recharges wells near the area.
It provides moisture to the vegetation.
It does not provide breeding grounds for mosquitos , like stagnant water in lakes and ponds.
It is relatively protected from contamination by animal and human waste.
Explanation:
which of the following motor proteins walks toward the plus end of microtubules? question 10 options: a) myosin i b) kinesin c) plactin d) dynein
Answers
The motor protein that walks toward the plus end of microtubules is kinesin. Option b.
Kinesin is a type of motor protein that is involved in intracellular transport, cell division, and other cellular processes. Kinesin moves along microtubules, which are long, tube-like structures that form part of the cytoskeleton of eukaryotic cells. Microtubules have a plus end and a minus end, and kinesin moves toward the plus end of the microtubule. Kinesin moves by binding to the microtubule with its tail and then using its two globular heads to "walk" along the microtubule. This movement is powered by the hydrolysis of ATP, which provides the energy needed to move the kinesin molecule along the microtubule. In contrast, dynein is another type of motor protein that moves in the opposite direction, toward the minus end of microtubules. Myosin I and plactin are not motor proteins that move along microtubules, but rather actin filaments, which are another component of the cytoskeleton in eukaryotic cells.
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not all of the ingredients of an energy drink facilitate the generation of energy. select those that are the most important contributors to the energy boost provided by an 5 hour energy. multiple select question. folic acid tyrosine citicoline b vitamins caffeine phenylalanine
Answers
Folic acid, tyrosine, B vitamins, and caffeine are the most important contributors to the energy boost provided by a 5 hour energy drink.
Folic acid helps convert carbohydrates into energy, while tyrosine increases alertness and mental energy. B vitamins help convert the food we eat into energy. Lastly, caffeine stimulates the central nervous system, providing energy and alertness.
Folic acid is an essential B vitamin that helps the body convert carbohydrates into energy. This conversion helps the body use glucose more efficiently, which in turn helps increase energy levels. It is important for the production of DNA and red blood cells, as well as regulating homocysteine levels.
Tyrosine is an amino acid that helps improve alertness and mental energy. It is important for the production of dopamine, epinephrine, and norepinephrine, which are neurotransmitters that help regulate mood, energy, and stress levels.
B vitamins are essential for the body's metabolism, helping to convert the food we eat into energy. They also help support healthy immune system and neurological function.
Caffeine is a stimulant that helps stimulate the central nervous system, providing energy and alertness. It also helps improve concentration and reaction time.
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What adaptation allows the Artic fox to survive in its environment?
Answers
Answer: Arctic foxes have several adaptations that allow them to survive. Their round, compact bodies minimize surface area that is exposed to the cold air. Their muzzle, ears, and legs are short, which also conserves heat.
Explanation:
The __
domain consists of a DNA recognition
helix and two antiparallel beta sheet structures.
Answers
Answer:
GCM
Explanation:
I majored in Biology
During pollination, pollinators such as bees and hummingbirds travel from flower to flower collecting nectar from the nectary. As they dig into the nectar, pollen attaches to their body. The polllinator then travels to the next flower carrying the pollen to the other flower. Often, the pollen detaches from their body and attaches to the stigma of another flower, where fertilization occurs. This is an example of...
mutualism, commensalism or parasitism
Answers
hope this helps :)
HELP
what phenotypes will be shown by the offspring in this punnett square?
Answers
Answer:
A. All offspring will show the dominant phenotype for this trait.
Hope this helps!
Explanation:
Answer the question & Fill in the blanks:
Translation begins at the start codon which is typically AUG, a process called ______.
Translation ends at the stop codon of the mRNA strand, which can be UAA, UAG, or UGA, a process called________.
Are the bases on the mRNA strand identical or complementary to the DNA strand template?
Answers
The bases οn the mRNA strand are cοmplementary tο the DNA strand template, meaning that they fοrm base pairs with the cοrrespοnding nucleοtides οn the DNA strand.
What is DNA?DNA (Deοxyribοnucleic Acid) is a mοlecule that cοntains the genetic instructiοns used in the develοpment and functiοning οf all living οrganisms. It is a dοuble-stranded, helical structure cοnsisting οf nucleοtides that are cοmpοsed οf a sugar (deοxyribοse), a phοsphate grοup, and a nitrοgenοus base (adenine, guanine, cytοsine, οr thymine).
Translatiοn begins at the start cοdοn which is typically AUG, a prοcess called initiatiοn.
Translatiοn ends at the stοp cοdοn οf the mRNA strand, which can be UAA, UAG, οr UGA, a prοcess called terminatiοn.
The bases οn the mRNA strand are cοmplementary tο the DNA strand template, meaning that they fοrm base pairs with the cοrrespοnding nucleοtides οn the DNA strand.
Hοwever, there are a few differences between the twο types οf nucleic acid, such as the use οf uracil (U) instead οf thymine (T) in RNA, and the fact that RNA is usually single-stranded while DNA is dοuble-stranded.
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which of the mutation types is least likely to have a phenotypic effect?
Answers
The type of mutation least likely to have a phenotypic impact is a silent mutation, sometimes referred to as a synonymous mutation. A form of point mutation known as a silent mutation does not alter the amino acid sequence of a protein.
This is due to the genetic code's degeneracy, which allows for the possibility of several codons encoding the same amino acid. Hence, a silent mutation that switches a codon from one that codes for an amino acid to another will not alter the structure or function of the protein. Silent mutations are therefore often regarded as neutral mutations that do not significantly affect the phenotype. Large, intricate molecules consisting of numerous long chains of amino acids make up proteins. These are crucial macromolecules that have a variety of functions in the human body, including immunological protection, signalling, structural support, and enzymatic catalysis. Almost all physiological processes involve proteins, and each protein has a different amino acid sequence that determines its distinct functions.
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What does the specific
defense of the immune
system use to fight
pathogens?
A. red blood cells
B. vaccines
C. lymphocytes
D. plasma
Answers
Answer:
C. Lymphocytes
Explanation:
Lymphocytes are another form of white blood cells.
There are two main types of lymphocytes. The B cells are the cells that produce antibodies that are used to attack invading bacteria, viruses, pathogens, and toxins.
The light- independent reactions are also called the _____.
Answers
Answer: The light-independent reactions are also called the dark reactions or the Calvin cycle.
I hope this helps!
Imagine that you collected a sample of fish from a pond. Here is what you caught:
bluegill = 12 individuals
bass = 7 individuals
catfish = 6 individuals
carp = 13 individuals
What would the Shannon diversity value be for this sample?
Answers
The Shannon diversity value for the fish sample is approximately 1.791, indicating a moderate level of diversity.
The Shannon diversity index measures the diversity or evenness of a community by considering the relative abundance of different species. To calculate the Shannon diversity value for the given fish sample, we can use the formula:
H' = -Σ(\(\pi\) * log(\(\pi\)))
Where:
H' is the Shannon diversity value
\(\pi\) is the proportion of individuals belonging to the ith species
Using the data provided, we can calculate the Shannon diversity value as follows:
\(\pi\) for bluegill = 12/38
\(\pi\) for bass = 7/38
\(\pi\) for catfish = 6/38
\(\pi\) for carp = 13/38
Calculating the values and substituting them into the formula:
H' = -( (12/38 * log2(12/38)) + (7/38 * log2(7/38)) + (6/38 * log2(6/38)) + (13/38 * log2(13/38)) )
= 1.791
After performing the calculations, the Shannon diversity value for this sample of fish from the pond is approximately 1.791.
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Why do you have to determine the total magnification when observing a specimen under the compound microscope?
Answers
Answer:
To clearly see specimens under the microscope, and to be able to see two separate objects that are close together.
Explanation:
A microscope is a tool that makes an object look bigger so that the person who is looking at it can see it. It's important to use a microscope because cells are usually too small to see with the naked eye. In addition to magnification, microscopes also have resolution, which is the ability to see two objects that are close together as separate. A microscope needs both magnification and resolution to be able to clearly see specimens under the microscope. When the light microscope bends light at the specimen, it gives the viewer a clear picture of the specimen. A series of lenses do this.
in what phase do mosses spend most of their life cycle?
1.) female
2.)male
3.)sporophyte
4.)gametophyte
Answers
Your Welcome
Which of the following would be examples of concentration gradients in everyday life? PICK ALL THAT APPLY.
Running up a slide at the playground.
A drop of food coloring spreads out into a glass of water.
The smell of fresh-baked cookies starts from the kitchen and moves to the rest of the house.
The air freshener that you sprayed in the living rooms spreads out.
Answers
Answer:
A drop of food coloring spreads out into a glass of water.
The smell of fresh-baked cookies starts from the kitchen and moves to the rest of the house.
The air freshener that you sprayed in the living rooms spreads out.
Explanation:
A difference in concentration of molecules in physical space is called a concentration gradient. An easy to understand example from everyday life is the application and subsequent fading of perfume or aftershave scent.
Answer:
A drop of food coloring spreads out into a glass of water.The smell of fresh-baked cookies starts from the kitchen and moves to the rest of the house.The air freshener that you sprayed in the living rooms spreads out.Explanation:
These are the examples of concentration gradients in everyday life.
The rate of transpiration, the flow of water through the stem, and leaf water potential aremeasured in a tree during a 24-hour period under normal environmental conditions. Theresults from these measurements are shown in the graphs below. (Diagram for #97-100)All of the following changes would be likely to decrease the rate of transpiration at 8A.M. EXCEPT(A) causing the stomata to close(B) increasing the humidity of the atmosphere(C) increasing the water potential of the atmosphere(D) increasing the water potential of the soil(E) placing the plant in total darkness
Answers
The factor that will not reduce the rate of transpiration at 8 am is the increase in the water potential of the soil.
Transpiration is the process of loss of air in the form of water vapor from the living plant tissues which are located above the ground surface of the stomata, cuticle holes, and lenticels. Transpiration is the release of steam H₂O and CO₂, which occurs during the day when it's hot, through the stomata (mouth of the leaf) and lenticel (stem gap).
In transpiration, the higher the intensity of sunlight received by the leaves, the higher the rate of transpiration.
At 8 a.m. the intensity of the sun is not too high, and the air humidity in the atmosphere increases and increases the atmospheric potential of the air. So that the state of the plant will close the stomata and even in the dark the stomata will close.
So, the correct answer to this question is D.
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Roberto examines two molecular models. He sees that the atoms are the same in each model and are attached in the same order in each model. However, he cannot make the models appear the same without breaking a double bond.
Answers
The thing that the models represent isB. two geometric isomers that have the same molecular formula.
How to illustrate the information?Their prior and subsequent positions are depicted by the bond's hue. The two models that Roberto is in possession of are Structure 1 and Structure 2. Due to differences in the blue and green bonds, these two structures are not identical to one another (still the molecular formula of both compound is same). Structure 2 is identical to and becomes structure 3 when structure 2 is broken at the double bond, rotated 180 degrees, and then reassembled.
It indicates that the positions of the substituents in space are different (3D). Furthermore, we are aware that a double bond cannot be turned into a single bond. Consequently, we have two isomers (such isomers that have distinct positions) as a result of the restriction on double bond rotation.
Therefore, the thing that the models represent is two geometric isomers that have the same molecular formula.
In conclusion, the correct option is B.
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Roberto examines two molecular models. He sees that the atoms are the same in each model and are attached in the same order in each model. However, he cannot make the models appear the same without breaking a double bond. What do the models represent?
two structural isomers that have the same molecular formula
two geometric isomers that have the same molecular formula
two organic compounds that have the same structural formula
two models of a single organic compound
which structure is highlighted? optic bulb optic nerve (ii) infundibulum optic tract
Answers
The correct option is (ii),
The highlighted structure is the optic nerve
responsible for transmitting visual information from the eye to the brain. connects the retina of the eye to the visual centers in the brain, enabling vision.How does the optic nerve function?The correct option is (ii),
The highlighted structure is the optic nerve.
The optic nerve is a cranial nerve responsible for transmitting visual information from the eye to the brain.It connects the retina of the eye to the visual centers in the brain.The optic nerve is composed of nerve fibers that carry visual signals.It is responsible for transmitting visual information such as color, brightness, and shape.Damage or impairment to the optic nerve can result in vision problems or loss of vision.The optic nerve is an essential component of the visual system.Learn more about optic nerve
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if the diploid chromosome number of cloned plant is 12 the chromosome number of the plant cell used to produce the cloned plant is
Answers
Answer:
jhasvxhjvaXVJGsvx
Explanation:
nssvxchjfshjascxjh
which of the following is not a change that may be caused by hormonal stimulus? group of answer choices a change in membrane potential stimulation of mitosis an increase in enzyme synthesis direct control of the nervous system
Answers
Out of the given options, direct control of the nervous system is not a change that may be caused by hormonal stimulus.
Hormones are chemical messengers produced by endocrine glands that regulate various physiological processes in the body. Hormonal stimuli can elicit a range of responses and changes in target cells and tissues. However, direct control of the nervous system is not typically one of them. Hormonal stimuli commonly lead to changes such as altering the membrane potential of cells, stimulating mitosis (cell division), and influencing enzyme synthesis. For example, certain hormones can bind to specific receptors on cell membranes, leading to changes in ion channel activity and subsequent changes in the cell's membrane potential. Hormones can also regulate the cell cycle and stimulate mitosis, promoting cell growth and tissue development. Additionally, hormones often play a crucial role in regulating enzyme synthesis and activity, influencing various metabolic pathways.
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The result of the following cross indicates the orange eyes are _____ black eyes. A cross between two aliens with black eyes. Their offspring have two phenotypes. 247 of them have black eyes, 86 of them are orange-eyed. The total number of the offspring is 333.
A. recessive to
B. larger than
C. dominant to
D. co-dominant to
E. incompletely dominant to
Answers
Answer:
A
Explanation:
which part of the cinnamon plant does cinnamon spice come from?
Answers
Answer:
the dried inner bark
Explanation:
dried inner bark
DO NOT SEND ME PDFS!!!!!! Answer with a paragraph
In seals, long whiskers (W) are dominant over short whiskers (w). What would be the phenotype ratio if the genotype ratio was 2 ww:1 ww?
Answers
short whiskers and short whuskers
For which of the following criteria do epidemiologists need to observe the cause before the effect?A) Biological gradientB) CoherenceC) TemporalityD) Consistency
Answers
The criterion for which epidemiologists need to observe the cause before the effect is temporality. This means that the cause must precede the effect in time. Epidemiologists study the distribution and determinants of health and diseases in populations.
To establish causality, they use various criteria, including biological gradient, coherence, consistency, and temporality. The biological gradient refers to a dose-response relationship between the exposure and outcome, while coherence means that the cause and effect should be compatible with existing knowledge of the disease. Consistency refers to the reproducibility of the findings in different studies and populations. Temporality is crucial in establishing causality because it ensures that the cause preceded the effect. Without temporality, it would be challenging to determine whether the exposure caused the outcome or vice versa. Therefore, epidemiologists must establish the temporality criterion to identify the cause-and-effect relationship and develop interventions to prevent or control the disease.
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