2026/2027 Alberta Biology 30: Reproduction & Development Questions and Answers (Graded A+)

2026/2027 Alberta Biology 30: Reproduction & Development Questions and Answers (Graded A+) What is the difference between primary and secondary sex characteristics? -Answer primary = direct role in reproduction (gonads) secondary = features that distinguish the two sexes; develop at puberty What is the process of creating a zygote called? How many chromosomes does it have? - Answerfertilization; 46 chromosomes What kinds of sex chromosomes can a sperm contribute? An egg? -Answer sperm = X or Y egg = only X What is the function of the scrotum? -Answer highly elastic skin; holds testes outside of body for optimal sperm production What is the function of the seminiferous tubules? Where are they found? -Answer produce sperm in response to FSH; found in testes What is the function of the interstitial cells? Where are they found? -Answer produce testosterone in response to LH; found in testes (between sem. tubules) What is the function of the epididymis? -Answer site of sperm maturation and storage What is the function of the vas deferens? -Answer tubes; carry sperm from epididymis to urethra; cut and tied during a vasectomy