Which of the following is not likely to occur if p53 is inactivated?

A) The appearance of homogenously staining regions on chromosomes
B) Increased propensity to arrest in G1
C) Inhibition of the G1 to S checkpoint
D) An increase in gene amplification in affected cells
E) Generation of chromosomes that lack telomeres and centromeres


B) Increased propensity to arrest in G1

Biology & Microbiology

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If a shoot’s tip breaks off, ____ moves into lateral buds and stimulates cell divisions

a. auxin b. gibberellin c. cytokinin d. abscisic acid e. ethylene

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The chemical properties of an element are determined by the number of ________ in its outermost energy shell

Fill in the blank(s) with correct word

Biology & Microbiology

A hemocoel is part of an open circulatory system

Indicate whether the statement is true or false

Biology & Microbiology

The correct sequence of events in viral multiplication is

A. penetration, replication, maturation, adsorption, assembly, release. B. adsorption, penetration, replication, maturation, assembly, release. C. assembly, maturation, replication, release, penetration, adsorption. D. adsorption, release, maturation, replication, assembly, penetration. E. replication, penetration, maturation, assembly, absorption, release.

Biology & Microbiology