50 chromosomes
A sperm cell is haploid (n) and a zygote is diploid (2n) so 25(2)=50 chromosomes
The correct answer should be the endocrine system.
Hormones are secreted by endocrine glands in endocrine systems. Opposite of this would be the exocrine system consisting of exocrine glands.
Answer:
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Answer:
A) Black winged beetles have higher fitness than white winged beetles
Explanation:
Because after the white winged beetles have played their eggs they die
