The function of synovial fluid is to:
a. store calcium
b. reduce friction
c. produce marrow
d. carry nutrients
e. resorb bone
b
You might also like to view...
Evidence supporting the lack of oxygen on early Earth includes _____
a. the presence of early photosynthesizers b. the immediate breakdown of organic molecules c. the lack of iron oxidation on ancient rocks d. the presence of iron oxidation on ancient rocks e. the accumulation of ozone
The correct path of urine out of the body is ____
a. kidneys to ureter to bladder to urethra b. kidneys to urethra to bladder to ureter c. kidneys to bladder to urethra to ureter d. kidneys to bladder to ureter to urethra e. bladder to kidneys to ureter to urethra
Which of the following is NOT a characteristic of viruses?
A) they are visible with a light microscope. B) they are acellular. C) they are composed of genetic material and protein. D) they are typically smaller than prokaryotic cells. E) they are obligatory parasites.
Which statement is false about complex IV?
A) A binuclear center that contains an iron ion and heme-a3 is the site of the reduction of molecular oxygen to water. B) Bacterial and eukaryotic forms of complex IV have very similar structures and number of subunits per functional unit. C) The core structure of the cytochrome c oxidase in complex IV has three conserved subunits. D) Copper ions shift from a +2 oxidation state to a +1 oxidation state as electrons are passed through the complex.