Which of the following is synonymous with cellular senescence?

a. the loss of proliferative ability
b. the gain of proliferative ability
c. the gain of contact inhibition
d. the loss of contact inhibition


Answer: a. the loss of proliferative ability

Biology & Microbiology

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Animal-transmitted diseases are generally spread to accidental hosts by

A) direct contact. B) aerosols. C) bites. D) direct contact, aerosols, and bites.

Biology & Microbiology

Variation arises in asexually reproducing populations by ________

a. mutation b. all of the choices c. natural selection d. recombination

Biology & Microbiology

Electrophoretic separation of HbA from HbS is based on a difference in their ________

Fill in the blank(s) with correct word

Biology & Microbiology

What evidence led to Kirk Odom's freedom after being wrongly imprisoned for 30 years?

A) an analysis of blood types from the crime scene B) an analysis of fingerprints from the crime scene C) accounts from witnesses D) an analysis of DNA from the crime scene

Biology & Microbiology