Cyclins Modulate the Progression of Cells Through the Cell Cycle

question 47

Multiple Choice

Cyclins modulate the progression of cells through the cell cycle by

• A)directly activating G proteins.
• B)inducing synthesis of constitutively active forms of growth cell receptors.
• C)activating protein kinases that are critical regulators of cell division.
• D)degrading histones.
• E)increasing the production of DNA polymerases.

Identify and contrast characteristics of r-selected and K-selected species.

Describe the concept of carrying capacity and factors that influence it.

Understand the difference between exponential and logistic growth models in populations.

Differentiate between semelparous and iteroparous reproductive strategies.

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