Answer:
B) The day and night cycles
Explanation:
Answer:
Mutations caused by enviromental factors.
Explanation:
All the other answers choices have to do with more than one gene.
Answer:
Autosomes is the correct answer
Answer: option C - gametes; zygote
Explanation:
Sperm and ova are known as GAMETES and when they fuse they form a ZYGOTE.
Note: Sperm is the male sex cell,
Ova is the female sex cell. On mating, the sperm fuses with the Ova to form Zygote, which gradually becomes embryo, and then foetus