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inessss [21]
3 years ago
8

What best describes stem cells

Biology
2 answers:
denis23 [38]3 years ago
7 0
A stem cell is a cell that has layers of bacteria that helps protect the water that follows through it.
Trava [24]3 years ago
3 0
A stem cell is a cell that has layers of bacteria that helps protect the water that flows through it . Hope this help you
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Base your answer on your knowledge modern genetic techniques. what is the name of the process where genetically identical plants
lina2011 [118]

Answer:

The answer is C cloning.

8 0
3 years ago
Why does geographic isolation cause speciation?
zimovet [89]

Answer:

A. It allows two populations to evolve separately.

Explanation:

Geographic isolation is theorized to have catalyzed the formation of new species. Let’s say groups A and B of a bird species get separated by something, and they can’t cross between to interbreed or exchange alleles.

We describe this as no gene flow, which is the opposite of choices C and D. Because of this, they may diverge if given enough time due to the difference in environmental pressures, because they’re now in different environments.

B is incorrect because it doesn’t apply.

3 0
3 years ago
Read 2 more answers
Which of the following processes is NOT properly matched with its description?
Viefleur [7K]

Answer:

External respiration: CO2 diffuses into the blood

Explanation:

External respiration is also called the pulmonary gas exchange. It refers to the diffusion of O2 from the air in the alveoli of the lungs to blood in pulmonary capillaries and diffusion of CO2 in the opposite direction from the capillary blood into the alveolar air. External respiration in the lungs is responsible for oxygenation of deoxygenated blood coming from the right side of the heart. The oxygenated blood is then returned to the left side of the heart.  

4 0
4 years ago
Earthquakes release seismic waves, which are waves of .... *
ratelena [41]

Answer:

<em><u>It would be soil, energy,and motion</u></em>

Explanation:

Because when there is an earthquake the tectonic plates are pushing upward. so that will cause the soil to come up then the energy beneath to make it move it there's also the motion as it shakes.

7 0
3 years ago
Find the kinetic energy of a ball moving at 45 m/s with a mass of 0.18kg
mamaluj [8]

Answer:182.25 joules

Explanation:

Mass=0.18kg

Velocity=45m/s

Kinetic energy=(mass x(velocity)^2)➗2

Kinetic energy=(0.18 x 45^2) ➗ 2

Kinetic energy=(0.18x45x45) ➗ 2

Kinetic energy=364.5 ➗ 2

Kinetic energy=182.25

Kinetic energy=182.25 joules

5 0
3 years ago
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