Answer:
C. Make comparisons
Explanation:
A line graph can be used to do make comparisons to something measured over time.
Answer:
D. More bacteria congregated in the red and blue light regions because the algae in those regions produced the most oxygen.
Explanation:
In 1883, Theodor W. Engelmann conducted a classic experiment in which he wanted to help determine the relationship between wavelengths of light and the rate of photosynthesis. We consider that these bacteria congregated in search of the oxygen production, because when they are exposed to light, it is possible for them to produce oxygen through photosynthesis.
Answer: it is true it needs 2 copies
Natural selection can change in a population in multiple ways.
1) natural selection can lower a population by death (an example would be a plague)
2) A population can adapt to the natural selection (an example would be anti bodies for the plague)
Hope this helps
Answer:
The skeletal system works as a support structure for your body. It gives the body its shape, allows movement, makes blood cells, provides protection for organs
Explanation:
