Complete the analogy: ________ are to vertebrate evolution as ________ are to plant evolution
A) Lungs; stomata
B) Amniotic eggs; seeds
C) Limbs; flowers
D) Opposable thumbs; hyphae
Answer: B
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Four of the five answers listed below are parts
of a leaf. Select the EXCEPTION.
a. stoma b. cuticle c. mesophyll d. pith e. petiole
Which is NOT a cell or fiber type found in loose connective tissues?
A. mast cells B. chondrocytes C. macrophages D. collagen fibers E. adipose cells
Water molecules are attracted to each other due to the opposite charges created by partial charge separations within the molecules. These attractions are called
A. double bonds. B. hydrogen bonds. C. ionic bonds. D. peptide bonds. E. covalent bonds.
The F plasmid
a. can exist as multiple copies integrated into the bacterial chromosome. b. encodes enzymes that assemble protein products of genes on the bacterial chromosome into pili. c. replicates independently from the bacterial chromosome when in episome form. d. must be present for a cell to initiate conjugation. e. is generally maintained as many copies in a single bacterial cell.