40. Why is the process of meiosis, which halves the number of chromosomes when producing gametes,...
40. Why is the process of meiosis, which halves the number of chromosomes when producing gametes, essential?
A.so as to prevent cancerous cells from growing
B.so that cells can divide as an organism grows
C.so that tissues can be replaced when damaged
D.so that when the gametes fuse during fertilization, a full complement of chromosomes are present
Homework Answers
Answer. D) so that when the gametes fuse during fertilization, a full complement of chromosomes are present
Solution: The reduction of chromosomes number in meiosis is a central event in the lives of most eukaryotes, including humans. It makes diploid possible because the gametes that are produced with half the chromosome number of their parent cells can then fuse to form a diploid zygote.
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40. Why is the process of meiosis, which halves the number of
chromosomes when producing gametes,...
Crossing-Over in Meiosis Meiosis is a process of nuclear division that reduces the number of chromosomes...
Crossing-Over in Meiosis Meiosis is a process of nuclear division that reduces the number of chromosomes in new cells to half the number in the original cell. The parent cell is diploid (2n), and it begins meiosis with a replicated set of chromosomes. During meiosis, this parent cell Homologou will divide twice to create four haploid (1n) cells. pairs During prophase I of meiosis I, homologous pairs of chromosomes pair up and stick together to form tetrads through the process...
Unit 3 Study Resource Meiosis • Process by which diploid cells create haploid cells NOT part...
Unit 3 Study Resource Meiosis • Process by which diploid cells create haploid cells NOT part of the cell cycle > only some cells ever undergo meiosis During meiosis I, homologous chromosomes line up to allow them to be separated into two new cells o They can become "tangled" during this phase, which leads to crossing-over (rearranging the alleles) O Result of meiosis I is two non-identical haploid cells Meiosis Il looks very similar to mitosis, in that sister chromatids...
Crossing-Over in Meiosis Meiosis is a process of nuclear division that reduces the number of chromosomes in new cells to half the number in the original cell. The parent cell is diploid (2n), and it begins meiosis with a replicated set of chromosomes. During meiosis, this parent cell Homologou will divide twice to create four haploid (1n) cells. pairs During prophase I of meiosis I, homologous pairs of chromosomes pair up and stick together to form tetrads through the process...
Unit 3 Study Resource Meiosis • Process by which diploid cells create haploid cells NOT part of the cell cycle > only some cells ever undergo meiosis During meiosis I, homologous chromosomes line up to allow them to be separated into two new cells o They can become "tangled" during this phase, which leads to crossing-over (rearranging the alleles) O Result of meiosis I is two non-identical haploid cells Meiosis Il looks very similar to mitosis, in that sister chromatids...
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