The two cells that result from a single cell need to have the same amount of genetic material as the initial cell, therefore the DNA needs to be duplicated before the cell divides.
The sister chromatids are attached together so that during anaphase the daugther cells will receive the same chromosomes
<span>The three elements of emotions are:
1.Behavior which reveals the feeling to the outside world
2. Inner awareness of feeling
3. Physical arousal
</span><span>The cognitive dissonance for the exhibited behavior is not an element of emotions. </span>
Answer:
A geologist is someone who is involved in the study of the outer layer of the earth's crust. A paleontologist, on the other hand, looks at fossil remains on many types of organisms on the earth's surface. Paleontology is the study of primitive life, including plant and animal organisms, fungi, bacteria, etc
