A. social age
b. chronological age
c. psychological age
<span>d. biological age
Its D, biological age.</span>
The answer would be C. On different chromosomes. I'm sorry I don't have an explanation, except for I just took the test and it said C. was the correct answer.
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<span>The trait that is ancestral to all chordates is the presence of a notochord...the others are gill slits and nerve chord</span>
Answer:
<em>e. speciation</em>
Explanation:
The definition of speciation is: the evolutionary process by which populations evolve to become distinct species.
In this scenario, the bears that were once of the same species evolved in order to adapt to their environment. Once they evolved, they could no longer produce with each other, as they are now different species.
Answer:Muscle cells are able to produce ATP with oxygen, which is called aerobic respiration, or without oxygen, an anaerobic process called anaerobic glycolysis or fermentation. The process in which ATP is made is dependent on the availability of oxygen (see the Cellular Respiration concepts).
Explanation:
