Transcriptional Elongation Is Favored by the Trp Operon When Tryptophan

question 24

Multiple Choice

Transcriptional elongation is favored by the trp operon when tryptophan levels are

• A) high.
• B) low.
• C) constant.
• D) The trp operon is not affected by tryptophan levels.

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Definitions:

Mitotic Cell Divisions

A process where a single cell divides into two identical daughter cells, each with the same number of chromosomes as the parent cell, essential for growth and repair.

Blastocyst

An early stage in human embryonic development, a structure formed about five days post-fertilization, consisting of an inner cell mass and an outer layer of trophoblast cells.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, marking the beginning of human development.

Mitotic Division

A type of cell division in eukaryotic cells by which chromosomes are equally divided to produce two identical daughter cells.