Which of the Following Is a Term Used to Describe

question 84

Multiple Choice

Which of the following is a term used to describe the number of layers of epithelial cells?

• A) transitional
• B) squamous
• C) cuboidal
• D) columnar
• E) stratified

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Definitions:

Cyclins

Regulatory proteins whose levels oscillate during the cell cycle; cyclins associate with cyclin-dependent kinases to form cyclin-Cdk complexes.

Cdks

Cyclin-dependent kinases, enzymes that regulate the cell cycle through phosphorylation of target proteins.

Anaphase-Promoting Complex

A multiprotein complex that regulates the progression of the cell cycle by triggering the transition from metaphase to anaphase in mitosis and meiosis.

Homologous Chromosomes

Chromosomes that are similar in morphology and genetic constitution. In humans there are 23 pairs of homologous chromosomes; one member of each pair is inherited from the mother, and the other from the father.