Why should we think that a mitochondrion used to be a free-living organism ... Based on decades of accumulated evidence, the scientific community ... The evidence suggests that these chloroplast organelles were also once free-living bacteria. ... to be the irreversible step at which the two independent organisms
Answer:
C
Explanation:
deer are alive and therefor biotic. As they graze they eat grass, walk on land and use oxygen, - all parts of the environment
Answer:
A rule that prevents government from passing new legislation.
Explanation:
Answer:
D) "when both parents possess the recessive allele"
Explanation:
The answer is D, Domain Achaea has no cell nucleus