________ and ________ are the two kinds of sugars found in bacterial cell walls
Fill in the blank with correct word.
Answer: N-acetylglucosamine (GlcNAc); N-acetylmuramic acid (MurNAc)
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The lipid components of cellular membranes include __________________
A. phospholipids B. phospholipids and fatty acids C. fatty acids and cholesterol D. phospholipids and cholesterol
Multifactorial traits include
A) only polygenic traits. B) neither single gene nor polygenic traits. C) both single gene and polygenic traits. D) only traits that have no genetic cause.
In cocker spaniels, black coat color (B) is dominant over red (b), and solid color (S) is dominant over
spotted (s). If two dihybrids (Bb Ss) were crossed, the most common phenotype would be a. black and solid. b. black and spotted. c. red and solid. d. red and spotted. e. none of these.
Every type of chemical bond contains a certain amount of energy. The total bond energy, which is essentially
equivalent to the total potential energy of the system, is a quantity known as: a. entropy. b. enthalpy. c. free energy. d. kinetic energy. e. thermodynamic energy.