About how many quarts of blood does an average
human have?
a. 3
b. 4
c. 5
d. 6
e. 7
Answer: c
You might also like to view...
Which of the following is true concerning root
nodules? a. They may kill a plant. b. They are produced by a fungus. c. They remove nitrogen compounds from the plant. d. They convert the harmful ammonia that plant cells produce into gaseous nitrogen. e. None of these are true.
In aquatic habitats, the upper zone of water where the availability of light supports photosynthesis by phytoplankton is called the ________ zone
Fill in the blank(s) with correct word
In ________, cells are mixed with recombinant DNA and exposed to a brief pulse of high-voltage electricity to cause the membrane to become permeable and allow the uptake of DNA from its environment.
Fill in the blank(s) with the appropriate word(s).
Which of the following does NOT improve a plant's access to particular nutrients?
a. releasing amino acids into the soil b. releasing carbohydrates into the soil c. releasing enzymes into the soil d. releasing carbon dioxide into the soil