Biology, 04.01.2021 17:30 jenniferleeross53
What must occur during fertilization in humans in order to produce a male child?
The zygote must receive an X chromosome.
The zygote must receive two X chromosomes.
The zygote must receive a Y chromosome.
The zygote must receive two Y chromosomes.
Answers: 1
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An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen
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Biology, 22.06.2019 02:00
The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important
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What must occur during fertilization in humans in order to produce a male child?
The zygote must re...
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