With one exception, species of the genus Haemophilus require which of the following media ingredients for in vitro growth?
a. Vitamin K and hemin
b. Hemin and nicotine adenine dinucleotide (NAD)
c. Vitamin K and NAD
d. Hemin and cysteine
B
Species of the genus Haemophilus, except for Haemophilus aphrophilus, require hemin and NAD for in vitro growth.
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As temperature increases, the rate of diffusion ________
a. increases. b. decreases. c. remains the same.
The body of arthropods includes
a. a head. b. a thorax. c. an abdomen. d. all of the above.
Which of the following systems is the last of those listed below to begin development in the human
embryo? a. nervous system b. excretory system c. reproductive system d. skeletal system e. respiratory system
Most parasitic plants like other land plants have mycorrhizal symbionts.
Answer the following statement true (T) or false (F)