Which of the Following Statements Are True of Fertilization and Embryonic

question 7

Multiple Choice

Which of the following statements are true of fertilization and embryonic development (Select all that apply) ?

• A)Fertilization usually takes place within the body of the uterus.
• B)Implantation usually occurs 5 to 8 hours after fertilization.
• C)The zygote has the diploid number of chromosomes and begins to divide by mitosis.
• D)The first 18 weeks of human development are the embryonic phase.
• E)In fertilization,the tail of the sperm cell creates an opening in the egg cell membrane.
• F)The cells of an 8-cell embryo are still very similar to one another.
• G)The outer layer of the blastocyst will become the embryo.
• H)Cell divisions of the zygote are collectively called cleavage.

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Definitions:

Involuntary Condition

A state or condition not under the individual's conscious control, often referring to reflex actions or physiological responses.

Physical Dependence

Condition occurring when a person’s body becomes unable to function normally without a particular drug.

Drug Tolerance

A physiological state where the effectiveness of a drug decreases as a result of its repeated use, necessitating higher doses to achieve the same effect.

Abusing Drug

The misuse or overuse of drugs, typically for nonmedical purposes, which often leads to addiction or harm.