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Question 1 of 6
1 of 6
Match each term to its correct meaning.
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Production of offspring by the fusion of gametes.
In humans, features determined by the 23rd chromosome pair.
In humans these can be X or Y.
Chemical messengers that control reproduction and physical characters.
Sexual reproduction
Biological sex
Sex chromosomes
Sex hormones
Hormones are chemical messengers secreted by glands and carried in the blood.