A fabric company wants to create a new material based on cell research for the army that is able to bear high levels of tension efficiently. What cellular structure should be the target?
A. Microtubules
B. Intermediate filaments
C. Microfilaments
D. Centrioles
E. Pili
B. Intermediate filaments
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The ___________ are a group within the Euglenozoa that have a unique, single mitochondrion.
Fill in the blank(s) with the appropriate word(s).
In Selye's general adaptation syndrome theory of stress, the initial response of the autonomic nervous system to a stressor occurs in the _____ phase.
A. resistance B. primary response C. global responsiveness D. alarm reaction
Most kinases phosphorylate which amino acid resides?
a. tyrosine, leucine b. serine, threonine c. glutamine, leucine d. threonine, asparagine
Increasing the temperature of the human scrotum by 2°C (that is, near the normal body core temperature) and holding it there would most likely_____
A) reduce the fertility of the man by impairing the production of gonadal steroid hormones B) reduce the fertility of the man by impairing spermatogenesis C) reduce the man's sexual interest D) increase the fertility of the affected man by enhancing the rate of steroidogenesis