Just like spermatogenesis<span>, </span>oogenesis<span> involves the formation of haploid cells from an original diploid cell, called a primary oocyte, through meiosis. The female ovaries contain the primary oocytes. There are two major differences between the male and female production of gametes.</span>
Mushroom
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Answer:
A. The use of only the most productive breeds improves genetic diversity.
Answer:
By identifying the bones as being homologous structures and by proposing that humans, bats, and dolphins share a common ancestor.
Explanation:
- Energy
"Matter is recycled, but energy is not. In an ecosystem, matter is represented by the presence of biogeochemical elements such as Hydrogen, Carbon, Nitrogen, Oxygen, Phosphorus and Sulfur."
