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Elan Coil [88]
3 years ago
11

Blood then flows through the _____ valve into which heart chamber?​

Biology
1 answer:
andrey2020 [161]3 years ago
5 0

Answer: The blood enters the left atrium, through the mitral valve then into the left ventricle

Explanation:

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Answer:

A. two haploid gametes fuse to form a diploid cell

Explanation:

Meiosis is a type of cell division. When a parent cell with "2n" chromosomes enters the process of meiosis, four daughter cells each with "n" chromosomes are formed. This occurs since homologous chromosomes separate from each other during anaphase-I. However, meiosis does not include the fusion of two haploid cells. The fusion of two haploid cells mainly occurs during the process of fertilization during which a haploid male gamete and a haploid female gamete fuse to form a diploid zygote.

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Chromosomes become visible, crossing-over occurs, the nucleolus disappears, the meiotic spindle forms, and the nuclear envelope disappears.

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The duplicated homologous chromosomes pair, and crossing-over (the physical exchange of chromosome parts) occurs.

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Tell me more about Gregor Mendel please.....
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Answer:

Option D

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