Answer:
the presence of chloroplasts
Explanation:
Here is the complete question:.
Which of the following is not evidence that charophytes are the closest algal relatives of plants?
A)similar sperm structure
B)genetic similarities in chloroplasts
C)similarities in cell wall formation during cell division
D)the presence of chloroplasts
E)similarities in proteins that synthesize cellulose
And the answer is
D)the presence of chloroplasts
Nitrogen must be converted into nitrates before organisms can use it. If soil lacks nitrogen fixing bacteria, then it has few nitrates for the plants to take in.
I tried my best to answer.
1) Chemical to mechanical (calories -> muscle contractions)
2) mechanical to mechanical (muscle -> motion)
3) mechanical to thermal (motion -> heat from the body causes sweating)
The potential energy is stored in the body chemically (via food). That potential energy is then released when the body is put in motion.
The brain is an organ in your head, protected by your skull. It allows you to doall essential tasks.
