A, chloroplast and cell wall.
This is because chloroplasts are what plant cells use to do the process of photosynthesis, which animals do not need. Plant cells also have cell walls.
Answer:
D) a genetic bottleneck
Explanation:
Genetic bottleneck refers to the sudden reduction in the population size due to some adverse climatic factors such as natural calamities. It changes the allele frequencies since the survivor population mostly have different allele frequencies than the original population.
In the given example, an earthquake kills 98% of the squirrels. The survivor population exhibits different allele frequencies for the gene responsible for the thickness of stripes. Therefore, it represents a genetic bottleneck.
Answer:
1) pour boiling water
2) plasma
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