XX and XY chromosomes are only found in humans.
The XX set of chromosome set is found in females only.
The XY set of chromosome set is found in males only.
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Thus, Cactus survive with the help of its "green stems" and "transpiration".
Answer:
Anaphase I
Explanation:
In anaphase I, the homologous chromosomes are pulled apart and move to opposite poles.
Answer: Has 3 times fewer hydrogen
Explanation: