CHOICES:
a. bottleneck effect
b. natural selection
c. founder effect
d. gene flow
The above scenario is known as the A.) BOTTLENECK EFFECT.
Bottleneck effect occurs when a drastic event resulted to a great reduction of a population wherein the remaining or surviving animals rarely represent the actual genetic makeup of the original or initial population. The surviving animals only leaves a smaller variation of its genetic makeup.
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The answer is: B) silkworms.
“While sitting in her garden she deduced the secret of silk by watching the silkworms. She developed the process to remove the thread from the cocoon and set up silk cultivation farms and the weaving of the new cloth.” (Source: http://4kyws.ua.edu/SI_LING_CHI.html)
they’re a product of sexual reproduction that are usually located on the lower surface of fern leaves. they’re essential for reproduction , they’re clusters of sporangia which contain the spores in plants like ferns & moss
D. Fertilization, diploid
During fertilization, the egg and sperm (haploid gametes) fuse and form a diploid zygote. The zygote has 2 complete sets of chromosomes, one from each parent.
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Answer:
Option B/2 is correct
Explanation:
Please see the attachment
