Examlex
Eukaryotes have three nuclear RNA polymerases.The primary function of RNA polymerase II is _____.
Oxytocin
A hormone and neurotransmitter often associated with social bonding, sexual reproduction, childbirth, and the period after childbirth.
Dizygotic Twins
Also known as fraternal twins, are siblings born at the same time but originating from separate eggs fertilized by separate sperm.
Zygote
The initial cell formed when a new organism is produced by the union of sperm and egg cells, representing the earliest stage of embryonic development.
Norepinephrine
A neurotransmitter involved in arousal, as well as in learning and mood regulation.
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