Tissue engineering is the ability to grow cells in a laboratory. These cells are collected
from an animal, a donor organ, or a patient's body and grown in liquid nutrients that allow
them to divide and multiply. This science explores the possibility of replacing or repairing
human body parts. How is the term engineering as used in this process applied?
By the use of:

Answer:  D

the answer is D because it would fit best with this sentence

1) b

2) c

3) d

4) c

5) b

6) a

7) b

8) a

9) a

10)c

Answer:

1. b 2.c 3.d 4.c 5.b 6.a 7.b 8.c 9.a 10.c

Explanation:

not the most certain on 9 and 10 sorrym

The "exfoliation" or "shedding" of milk teeth is the name of the procedure.

The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).

Four Different Teeth Types and Their Purposes

The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:

Learn more about Dentition here:

https://brainly.com/question/12410041

#SPJ1

Answer:

There are three main types of blood vessels

The arteries (red) carry oxygen and nutrients away from your heart, to your body's tissues. The veins (blue) take oxygen-poor blood back to the heart.

Explanation:

And hi have a nice day

According to the cell theory all living things are made of cells.

Modern cell theory

Theory that cells are the basic structural, functional, and organizational units of both single-celled and multicellular organisms; cells divide and pass on hereditary information; and energy flows within cells.

Thus, all living things are made of cells.

To learn more about cell theory click here:

https://brainly.com/question/1468725

Answer & Explanation:  

There are four main stages of mitosis. Those are prophase, metaphase, anaphase, and telophase.

The stages are also shown below on the diagram. Hope this helps!

Answer:

Heterotrophic species that eat organisms from different trophic levels

Explanation:

Humans are examples of primary and secondary consumers because we are able to eat different types of living forms, thereby acting in the food chain as primary consumers (eating plants) in certain conditions and as secondary consumers (eating animals) in different conditions. Many heterotrophic organisms act at different levels by feeding primary producers and primary consumers based on specific trophic strategies. In consequence, the classification between primary and secondary consumers is arbitrary since it varies according to the trophic strategy adopted by the organism.

By comparing the DNA sequences of different species, scientists can identify shared ancestry and determine how closely related different species are. This enables them to make predictions about the evolutionary relationships between different species and to reconstruct phylogenies that extend back in time, providing insights into the evolutionary history of life on Earth. Molecular techniques, such as DNA sequencing, are particularly useful for this purpose because DNA is a stable, heritable molecule that is passed from one generation to the next.

Answer:

.....

Explanation:

,,,,,

Answer:

1) Weathering, Erosion, Disposition

2) Physical weathering is the breakdown of large rocks into fragments by physical forces; the chemical composition of the rock is not changed. Chemical weathering is the breakdown of rock by chemical reactions; the chemical composition is changed.

3) The four forces of erosion are water, wind, gravity, and glaciers.

4) Because the velocity of the river slows down a great deal when it reaches the large body of water, the sediment that the river was carrying is deposited along the mouth of the large body of water.

--------------------------------------------------------------------------------------------------------

Abrasion: Abrasion is the breaking down and wearing away of rock material by the mechanical action of another rock. Three agents of physical weathering that cause abrasion are moving water, wind, and gravity. Also, rocks suspended in thence of a glacier can cause abrasion of other rocks on Earth's surface. This would be a prime example of physical weathering, or mechanical weathering.

----------------------------------------------------------------------------------------------------------

Acid Precipitation: Acid rain causes less erosion than normal rainwater does. Rainwater can break down rocks by dissolving minerals in the rocks. Acid rain is rainwater that is more acidic than normal rainwater. Acid rain can also dissolve the minerals in rocks faster than normal rainwater can. This is chemical weathering.

--------------------------------------------------------------------------------------------------------

Animal actions: Animal and plant mobility is a factor in biological weathering. For instance, a plant may grow in a gap in a rock and, as its roots spread, cause the fracture to expand. A rabbit may also burrow into a crack in a rock, making it wider and eventually separating the rock. This is an example of physical weathering.

---------------------------------------------------------------------------------------------------------

Ice wedging: Ice wedging ,sometimes known as frost wedging ,can also cause rocks to break apart. Ice wedging causes cracks in rocks to expand as water seeps in and the water freezes and expands opening the crack further. Rocks formed under pressure deep within earth can become exposed at the surface. This is physical weathering

----------------------------------------------------------------------------------------------------------

Oxidation: Oxidation is another kind of chemical weathering. It occurs when oxygen from air dissolves in water and combines with chemicals in the rocks to form oxides. if the rock contains a lot of iron, then oxidation produces a brown material called iron oxide. This looks like rust on the rock.

Weathering is the chemical and mechanical breakdown of exposed rock. The chemical changes alter the minerals and make them softer, and mechanical weathering physically breaks rock into smaller and smaller pieces.

Erosion is the REMOVAL of those chemically and mechanically softer and broken pieces of rock from their original locations, by gravity, water, ice or wind. Erosion is transport (and as a result, fresh unaltered rock is exposed to wind, water and weather, and THAT becomes weathered in turn). The material being transported is ‘sediment’: sand, silt, mud and gravel.

Deposition is when the weathered and eroded (transported) material is dropped and settles down elsewhere, forming a ‘deposit’ of transported rock material.

If this deposit remains undisturbed long enough, and is buried by enough arriving material, it will eventually go through compaction and chemical reactions forming cement between the grains - thus resulting in a brand new, sedimentary rock.

Weathering, erosion, transport, deposition, compaction and cementation are part of the ‘rock cycle’.

Let’s start with basalt that form at mid ocean spreading centers. At mid ocean spreading centers rock material from the earth’s mantle continuously melts due to continuous decreasing in pressure from the oceanic crust spreading at this point. The molten rock quickly cools at the earth’s surface and forms rock known as basalt that makes up the oceanic crust all over the world. The newly produced oceanic crust rock slowly moves towards a boundary with a continental crust where the oceanic crust subducts beneath the continental crust due to the oceanic crust having a higher density than the continental crust. This is where things get a bit more interesting.

#SPJ1

Answer:

D

Explanation:

A genotype of AO means that the person only has the A antigen, so their blood type is just A. AO and AA have different genotypes but the same blood type.

Answer:

110 kg

Explanation:

Density = Mass / Volume ===> Mass = Density x Volume

Now follow the given:

- Density = 2 kg/L or 2000 g/L

- Volume = 55 L

Apply the rule:

Mass = 55 L x 2 kg/L = 110 kg or 110000 g. ( Liters is cancelled by Liters).

Explanation:

what's the question though? lol

The acceleration of the car is 2 m/s².

The average velocity of the car is 2 m/s.

The equation acceleration = (final velocity - beginning velocity) / time can be used.

Given:

Initial velocity (u) = 0 m/s (since the car starts from rest)

Final velocity (v) = 20 m/s

Time (t) = 10 s

Using the formula, we can substitute the values:

acceleration = (20 m/s - 0 m/s) / 10 s

acceleration = 20 m/s / 10 s

acceleration = 2 m/s²

Therefore, the acceleration of the car is 2 m/s².

You can use the following equation to determine the average velocity: average velocity = total displacement / total time.

The initial position and the final position are identical since the automobile begins at rest. As a result, the displacement and the ultimate position are equal.

Given:

Displacement = 20 m

Time (t) = 10 s

Using the formula, we can substitute the values:

average velocity = 20 m / 10 s

average velocity = 2 m/s

Therefore, the average velocity of the car is 2 m/s.

Learn more about substitute here : brainly.com/question/26094713

#SPJ1

Answer:

B

Explanation:

The finches needed different beak adaptions MOST to survive so those were most prominent. Hope this helped and have a blessed day. :)))

Answer:

Approximately 28 minutes.

Explanation:

Given:

Length of a duplex molecule of DNA = 10 mb

= 10 * 10^6 bases

So, it means each DNA has = 5 * 10^6 base pair

rate of DNA synthesis = 1500 nucleotide pairs per sec.

location of replication = at the middle which is 5 * 10^6/2

= At 2.5 * 10^6

solution:

As we know replication of DNA is a bidirectional process so it will synthesize in both directions and the rate is given is 1500 nucleotide per sec so the time required to replicate 2.5 * 10^6 in both directions will be from the formula

time = distane/rate

= 2.5 * 10^6/1500

= 1666.66 seconds

or, 28 minutes aprrox (27.77)

Producing 100 kg of protein A requires calculating the necessary amount of soy, calculating the necessary inputs, looking for related information, and supervising the process.

To produce 100 kg of protein A with soybeans, I must look for information related to the cultivation of soybeans, what is the protein concentration in a soybean, and other aspects necessary for its maintenance and harvest.

In this search, I find that soy has a protein concentration of 50% or higher, so if I have to get 100 kg of protein, I must get at least 200 kg of soy.

So I grow some soybean plants in pots inside my house and I harvest their grains until I complete 200kg, supervising the whole process so that the plant does not suffer any disease or problem.

Learn more in: https://brainly.com/question/14824019

1. Qatar — 14.72, Luxembourg — 12.79, United Arab Emirates — 8.95, Bahrain — 8.66, Trinidad and Tobago — 8.23, Canada — 8.08, Mongolia — 8.05, United States — 8.04, Kuwait — 8.03, Oman — 7.29

2. Russia, United States, Saudi Arabia, Canada, Iran, China, Brazil, Australia, Iraq, Venezuela

3. Oil is used up first at the current rate because Oil is mostly used as fossil fuel by humans. And many by-products are formed by Oil. The fossil fuel resource is limited in amount, so due to the continuous use of these fuels, it will be no more exist in the earth's crust

Force is push or pull that stops a moving object or moves an object which is at rest.

Learn more: https://brainly.com/question/24657609

Calderón-Garcidueñas has conducted research on the impact of air pollution on the brain and cognitive function. Other scientists in Germany and Boston have also conducted studies that support her work and findings.

In Germany, a group of researchers conducted a study to investigate the effects of air pollution on brain structure and cognitive function in a large population of older adults. The study utilized neuroimaging techniques to assess brain volumes and cognitive tests to evaluate cognitive performance. The findings revealed a significant association between long-term exposure to air pollution and reduced brain volume in regions related to memory and learning. The study also found that higher levels of air pollution were associated with poorer cognitive performance in various domains.

In Boston, researchers focused on the impact of air pollution on children's brain development. They conducted a study involving a cohort of children and assessed their cognitive abilities using standardized tests. The study found that children exposed to higher levels of air pollution exhibited lower cognitive scores, particularly in areas related to attention, memory, and language skills. The researchers also observed structural changes in the brain, specifically in regions involved in cognitive control, in relation to air pollution exposure.

These studies from Germany and Boston provide additional evidence supporting Calderón-Garcidueñas' findings regarding the detrimental effects of air pollution on the brain and cognitive function. They reinforce the notion that long-term exposure to air pollution can lead to structural changes in the brain and have a negative impact on cognitive abilities. The collective findings highlight the importance of addressing air pollution as a public health concern and implementing measures to reduce pollution levels to safeguard brain health and cognitive development, particularly in vulnerable populations such as children and older adults.

for more questions on cognitive function

https://brainly.com/question/28541749

#SPJ8

The genotypes of the parents would be:

Parent 1: AA

Parent 2: AO

To determine the genotypes of the parents in this scenario, we can use the information about the blood types of their children and the inheritance patterns of blood types.

From the given information:

Child 1: Type A blood (genotype could be AA or AO)

Child 2: Type O blood (genotype must be OO)

Child 3: Type AB blood (genotype must be AB)

Child 4: Type B blood (genotype could be BB or BO)

Based on this, we can deduce the genotypes of the parents as follows:

Since child 1 has type A blood, the parents must have at least one A allele each. Therefore, one parent could have genotype AA (two A alleles) and the other parent could have genotype AO (one A allele and one O allele).

Learn more about genotypes, here:

https://brainly.com/question/30784786

#SPJ1

Answer:

D: Nervous system

Hope this helps!

The correct answers are water vapor- atmosphere; surface water -river; ice- glacier; and groundwater -well

Explanation:

Water is an abundant substance on Earth that exists in all states in it. This includes liquid water, which can be found on the Earth surface in water bodies such as rivers, oceans, lakes, ponds, etc. This implies the word that matches surface water is rivers. Additionally, this type of water is usually the ecosystem for many organisms. Besides this, liquid water can be found under the surface, which is known as groundwater, this is located under rocks and soil, despite this, it can be extracted and used for consumption, and one way to do this is through wells. Thus, the word that matches groundwater is well.

On the other hand, water can be found in a gaseous state as this evaporates from the surface of Earth, then raises to the atmosphere, and forms clouds. Thus, the main source of water vapor is the atmosphere. Also, this changes its states as it condensates and falls in the form of rain. Finally, water can be found in solid-state in ice, which is abundant in glaciers, the poles of the Earth, and at high elevations, because ice is the result of water being exposed to low temperatures. Thus, the word that matches ice is glacier.

Answer:

Ice: glacier

Groundwater: A Well

Water Vapor: Atmosphere

Surface Water: The river

Explanation:

PLATO answers

Answer:

1. The mitochondria are responsible for producing energy in the form of ATP through cellular respiration.

2. Prokaryotic cells are smaller and do not have a nucleus or membrane-bound organelles, while eukaryotic cells are larger and have a nucleus and membrane-bound organelles.

3. Ribosomes are responsible for synthesizing proteins in the cell.

4. The endoplasmic reticulum is responsible for protein and lipid synthesis and transport within the cell.

5. Plant cells have cell walls, chloroplasts, and larger vacuoles, while animal cells do not have cell walls, chloroplasts, or large vacuoles.

6. The Golgi apparatus is responsible for modifying, sorting, and packaging proteins and lipids for transport within the cell or for secretion outside the cell.

7. Lysosomes are responsible for breaking down and digesting waste materials and cellular debris within the cell.

8. The cytoskeleton is responsible for maintaining cell shape, providing support and structure, and facilitating cell movement and division.

9. Passive transport does not require energy and involves the movement of molecules from an area of high concentration to an area of low concentration, while active transport requires energy and involves the movement of molecules from an area of low concentration to an area of high concentration.

10. Osmosis is the diffusion of water molecules across a selectively permeable membrane from an area of high water concentration to an area of low water concentration.

I hope these answers are helpful! Let me know if you have any more questions.

Answer:

1. The function of mitochondria in a cell is to produce energy in the form of ATP through cellular respiration. Mitochondria are also involved in other cellular processes such as apoptosis (programmed cell death), calcium signaling, and lipid metabolism.

2. Prokaryotic cells are smaller and simpler in structure than eukaryotic cells. Prokaryotic cells lack a nucleus and other membrane-bound organelles, while eukaryotic cells have a nucleus and various membrane-bound organelles.

3. Ribosomes are responsible for protein synthesis in a cell. They read the genetic code stored in messenger RNA (mRNA) and use it as a template to link amino acids together in the correct order to form a protein chain.

4. The endoplasmic reticulum (ER) is involved in protein synthesis, folding, and modification. It is also involved in lipid synthesis, calcium storage, and detoxification of drugs and toxins.

5. Plant cells have a cell wall, chloroplasts, and a large central vacuole, while animal cells lack these structures. Additionally, plant cells are typically larger than animal cells.

6. The Golgi apparatus is responsible for modifying, sorting, and packaging proteins and lipids for transport to their final destinations. It consists of a series of flattened sacs called cisternae.

7. Lysosomes are involved in the breakdown of cellular waste and debris, as well as the degradation of damaged or unneeded cellular components. They contain enzymes that can break down various biomolecules such as proteins, lipids, and nucleic acids.

8. The cytoskeleton is a network of protein fibers that provides structural support to the cell, helps maintain cell shape, and enables cell movement and division. It is made up of three main types of fibers: microfilaments, intermediate filaments, and microtubules.

9. Passive transport is the movement of molecules across a cell membrane without the input of energy, while active transport requires the input of energy to move molecules against their concentration gradient. Passive transport includes diffusion, osmosis, and facilitated diffusion, while active transport includes primary and secondary active transport.

10. Osmosis is the diffusion of water across a selectively permeable membrane from an area of high water concentration (low solute concentration) to an area of low water concentration (high solute concentration). It is a type of passive transport and is important for maintaining the water balance in cells.

Hope this helps!