I’m pretty sure it’s sperm
<span>Scientists have been doing several experimentation
and discovery of the changes of the ice on the pole. Recent evidence from polar
ice core analysis shows that, until now, carbon dioxide levels have never
exceeded 300 ppm in the last several hundred thousand years.</span>
False because cells don’t start diving when they contact a neighboring cell.
Answer:
used in an experiment as a way to ensure that your experiment actually work
Explanation:
Answer:
Permeable soil will let more water and air to drain through the plant as this type of soil loses too much water.
Explanation:
A soil possessing an enhanced quality to transfer water is known as permeable soil. Hence, there would be more drainage in the soil with enhanced permeability. Permeable soil loses more water as compared to the impermeable ones. Hence, choosing permeable soil would be best for plants that require a lot of drainage. To check permeability of soil two types of tests are performed which are the constant head method and falling head method.