3 Which of the following helps a species adapt to a changing
environment?
A
Raving fewer offspring
B.
Having more offspring
C Decreasing genetic variation
D Increasing genetic variation

mendel's first law states that during the formation of reproductive cells , pairs of hereditary factors for a specific trait separate so that offspring receive one factor from each parent.

explanation:

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the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.