Answer:
Explanation:
The nitrogen cycle is an important cycle to the atmosphere. Nitrogen is an essential part of biological molecules such as proteins and nucleic acid, which makes nitrogen essential for all living organisms. Nitrogen makes up 78 percent of the atmosphere.
Answer:
Option A is correct.
Explanation:
Phenotype ratio is the number of one phenotype compared to another phenotype.( physical characteristics)
C/cch * C/c
Answer:
ur answer is A
Explanation:
just took the test good luck :)