The source of genetic variation that occurs during meiosis and results in new combinations of alleles is known as
a.
genetic recombination
b.
genetic drift
c.
gene flow
d.
natural selection

the answer is d. chordata

yes? sounds right, but you didn’t ask a question.

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).