07 V forn
62. Communication junction at some point
of fussion allows cells to contract by
receiving signals. They are found in
A. skeletal muscle
B. Cardiac muscle
C. smooth muscle
D. B and C

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer

What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome