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-Dominant- [34]
3 years ago
11

During fertilization in humans, _______________________.

Biology
1 answer:
sattari [20]3 years ago
5 0

Answer: Option B.

Explanation:

Human fertilization is defined as the fusion of a human egg and sperm, occurs  in the ampulla of the fallopian tube.The fusion of sperm and egg results in  the production of a fertilized egg or zygote cell that initiates prenatal development.

During physical intercourse many sperms releases and enters into uterus. although many sperm can bind to an egg, but in normal case only one fuses with the egg plasma membrane and enters into nucleus and the egg cytoplasm.

Thus, the correct option B.

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In humans the genetic commonality of height and skin tone is that they are both
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Answer:

Polygenic traits

Explanation:

Polygenic traits are traits that are controlled by more than one gene and the physical expression of these genes is significantly influenced by environmental conditions .Characteristics that show continuous variations are controlled by many genes.The genes that control them may be located near each other or even on separate chromosomes. They are often represented as a range of continuous variation because they are not discrete.

6 0
3 years ago
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Evelyn's ______ is the practical use of solar power in a vacuum cleaner that is designed to effortlessly vacuum clean the floors
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Answer:

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Models are important in science. Some models are verbal models, which are full elaborate descriptions that can help someone visu
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<h3>What is the indirect evidence that helped us determine the layers?</h3>

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Learn more about earthquake here: brainly.com/question/248561

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All of the following are consequences of the reintroduction of grey wolves to Yellowstone EXCEPT
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The wolf population has substantially declined in Canada.

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