Answer:
Explanation:
DNA is made up of a double helix of two complementary strands. During replication, these strands are separated. ... Most prominently, DNA polymerase synthesizes the new strands by adding nucleotides that complement each (template) strand. DNA replication occurs during the S-stage of interphase.
- By insects: When a bee, butterfly, etc. try to get the sticky sweet pollen inside a flower, the pollen catches on to the insect, too. Then when the insect goes to the next flower, the pollen in pollinates. Note that this is <em>not</em> on purpose.
2. Another way plants are pollinated is by the wind. The wind picks up pollen from one plant and blows it onto another. Note that this is by nature.
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Answer:
The five major hormones are: gastrin ( stomach ), secretin ( small intestine ), cholecytokinin (small intestine), gastric inhibitory peptide (small intestine), and motilin (small intestine).
Explanation:
Answer:
Causes fetal gonads to develop as testes shortly after fertilization.
Explanation:
The SRY gene is a sex-determining gene that is located on the Y chromosome. It is responsible for the production of a protein which is a testis-determining factor that enhances the development of a testis.
The SRY gene plays an important role in gender determination. Mutations that takes place in the SRY gene give rise to XY females with gonadal dysgenesis which is a developmental disorder of the reproductive system in the male or female. The individuals appear to be normal females at birth, but during the stage of puberty, they do not develop secondary sexual characteristics, they do not menstruate, and have fibrous gonads that does not contain eggs.
Answer:
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Explanation:
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