Answer:
d. Crossing over
Explanation:
Crossing over is a process that occurs during the meiosis (prophase 1) and represents the exchange of genetic material between non-sister chromatids of homologous chromosomes. As a result of this process new recombinant chromosomes (new allelic combinations in the daughter cells) are formed. Crossing over is a source of genetic variation.
1) Multiply the ocular power (usually 10x) by the objective power (usually 4x, 10x or 40x for most school models). Hope this helps!
Answer:
The Silurian period occurred before the Neogene era.
The answer is B: bat wing, and tyrannosaurus arm. Hope this helps
The creation of a communications hotline between the United States and the USSR was a result of the end of the Cuban Missile Crisis. The answer to your question is B. I hope this is the answer that you are looking for and it comes to your help.