Besides neurons, what cells are found in nervous tissue?
a. glial cells
b. mucous cells
c. squamous cells
d. secreting cells
Answer: a. glial cells
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An ideal vector
A. may be a plasmid or bacteriophage. B. has a restriction enzyme recognition site. C. contains an origin of replication. D. contains a selectable marker. E. All of the choices are correct.
What organic compound makes up 25% of the secondary walls of cells of older stems and roots?
a. Cellulose b. Glycogen c. Glucose d. Lignin e. Starch
How many different codons are part of the genetic code?
a. 4 b. 16 c. 32 d. 64 e. 128
Which of the following statements about plant macronutrients is/are true? (Check all that apply.)A) They approach or exceed 1% of a healthy plant's dry weight.B) They reduce the need for CO2 during photosynthesis.C) A deficiency in any one can have severe effects on a plant's growth.D) The amount of a macronutrient needed by a plant can be assessed by growing plants in hydroponic solutions.
What will be an ideal response?