<span>The meat stored in an uncovered jar which allowed
access for the flies.</span>
Answer:
A common measurement system allows them to make direct comparisons instead of having to know things like how much a certain animal weighs.
Explanation:
Got it off goo gle
A supportive cell in the central nervous system. Unlike neurons, glial cells do not conduct electrical impulses. The glial cells surround neurons and provide support for and insulation between them. Glial cells are the most abundant cell types in the central nervous system. Types of glial cells include oligodendrocytes, astrocytes, ependymal cells, Schwann cells, microglia, and satellite cells.
This is natural selection. The beak shapes help the birds find and eat certain foods that they can easily get where they live. The ones better adapted( or in this case has a better beak so say longer or stronger) will survive and reproduce more than the ones without the favored traits.
A. Respond to external stimuli.
I got this answer through the process of elimination, because options B, C, and D don't work for plants and plants are living things.