Carbohydrates are composed of
A. monosaccharides.
B. nucleotides.
C. amino acids.
D. fatty acids and glycerol.
Answer: A
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The gonads produce steroids. The specific steroid-producing organelle in gonad cells is
A. ribosomes. B. lysosomes. C. smooth endoplasmic reticulum. D. mitochondria. E. contractile vacuole.
Which of the following are tactile receptors? (Check all that apply.)
_____ Merkle cell _____ ampullae of Lorenzini _____ node of Ranvier _____ Meissner corpuscle _____ Ruffini corpuscle _____ rod cell _____ Pacinian corpuscle _____ free nerve ending _____ ganglion cell _____ cone cell
A researcher wants to cleave the DNA of a target organism at a single, precise location in the genome. The best way to achieve this is to select a restriction enzyme that recognizes a 4-8 bp palindromic sequence on the double-stranded DNA.
Answer the following statement true (T) or false (F)
The nodular, tumor-like fungal growths seen in certain chronic lung infections are called ________.
Fill in the blank(s) with the appropriate word(s).