This is why natural selection acts on phenotypes instead of genotypes. A phenotype is an organism's physical traits, while a genotype is an organism's genetic makeup. This may sound counter-intuitive since the genetic makeup does get<span> passed on from generation to generation through reproduction.</span>
<span>The liver is the largest of the human body<span>.
(</span></span><span>the skin. It weighs between 3 <span>and 4 kg)</span></span>
The correct answer is adaptive
radiation.
Adaptive radiation is the process by which a single specie or
single ancestral lineage, goes through several or various speciation processes and
then become adaptively specialized to a specific or particular environmental or
ecological place.
Explanation:
Small substances constantly pass through plasma membranes. Active transport maintains concentrations of ions and other substances needed by living cells in the face of these passive movements. Much of a cell's supply of metabolic energy may be spent maintaining these processes.
Answer:
stem cells
Explanation:
Stem cells differ from other kinds of cells in the body. All stem cells—regardless of their source—have three general properties: they are capable of dividing and renewing themselves for long periods; they are unspecialized; and they can give rise to specialized cell types.
