The ends of a sarcomere are defined by ____
a. A lines
b. M lines
c. Z lines
d. myofibrils
e. thick filaments
ANSWER: c
Biology & Microbiology
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Side A is ____ to side B
a. hypertonic b. hypotonic c. isotonic d. either isotonic or hypertonic e. either isotonic or hypotonic
Biology & Microbiology
What name is given to the process that restores the diploid number of chromosomes?
A) fertilization B) asexual reproduction C) meiosis D) mitosis E) the cell cycle
Biology & Microbiology
The endoplasmic reticulum
A. functions in internal transport of macromolecules. B. carries on cellular respiration. C. is the site of photosynthesis. D. is dispersed nuclear material of DNA and protein.
Biology & Microbiology
A passageway shared by the digestive and respiratory systems is the ________
A) sinuses B) pharynx C) larynx D) esophagus
Biology & Microbiology