RNA Polymerase Binds to ________ Before Beginning Transcription

question 52

Multiple Choice

RNA polymerase binds to ________ before beginning transcription.

• A)a promoter
• B)an operator
• C)a structural gene
• D)a replication origin
• E)the Shine-Dalgarno

Understand the process and importance of fertilization in animal development.

Describe the stages of early animal development, including zygote, blastula, gastrula, and morula.

Identify and describe the structural changes during the early development stages.

Recognize and understand the mechanisms preventing polyspermy.

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Definitions:

Retrograde Ejaculation

A situation in which, instead of being expelled through the urethra during ejaculation, semen is redirected into the bladder.

Ejaculation

The expulsion of semen from the male reproductive tract as a result of an orgasm.

Emission

The first stage of ejaculation, in which sperm and semen are propelled into the urethral bulb.

Sperm

Male reproductive cells responsible for fertilization of the female ovum, leading to pregnancy.