Which of the followings statements concerning the preprophase band is false?
a. It appears just prior to mitosis.
b. It helps orient the mitotic spindle.
c. It determines the plane of cell division
d. It is found in both plant and animal cells.
e. It is composed of microtubules.
D
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Transgenic salmon engineered to grow faster than nontransgenic strains contain extra copies of the ________ gene
A) GFP B) GH C) AFP D) HA E) calcitonin
Glucose molecules provide energy to power the swimming motion of sperm. In this example, the sperm are changing ________
A) chemical energy into kinetic energy
B) chemical energy into potential energy
C) kinetic energy into potential energy
D) kinetic energy into chemical energy
In a typical "bacterial growth curve", identify the phase in which the majority of bacterial cells experience autolysis
A. Lag phase B. Death phase C. Log/exponential phase D. Stationary phase
Which of the following is recommended for diabetes mellitus patients?
A) inactivity B) binge drinking C) controlling stress D) smoking