Which of the following is NOT true of the cranial nerves?

A) There are 12 pairs of cranial nerves.
B) They are part of the CNS.
C) Most arise from the brainstem.
D) Most, but not all, are mixed nerves.
E) All of these are true of the cranial nerves.

A −COOH group is characteristic of ____ and functions to ____.

A) amino acids and fatty acids; make the molecule acidic
B) proteins and coenzymes; increase the rigidity of the molecule
C) proteins and nucleotide bases; make the molecule more basic
D) monosaccharides; increase solubility in water
E) DNA; turn genes "off"

Myelin decreases the speed of nerve impulse conduction.

Sympatric speciation through polyploidy has been a frequent phenomenon in the evolution of ____.

A) insects
B) mammals
C) bacteria
D) plants
E) fish

Which of the following is true according to Mendel's law of segregation?

A) Each individual contains two alleles for each trait.
B) Fertilization restores the presence of two alleles.
C) Alleles separate from each other during gamete formation.
D) Each gamete contains one copy of each allele.
E) All of the answer choices are true about Mendel's law of segregation.

Which hormone plays a central role in all aspects of plant development and is made mainly in shoot apical meristems and in young leaves?

A) abscisic acid
B) gibberellin
C) auxin
D) cytokinin
E) ethylene

You shake a basidiocarp and a cloud of powdery material is released. What was released?

A) mycelia
B) insects
C) hyphae
D) spores
E) seeds

Because the NLRB election procedures are flawed, more and more unions are attempting to organize workers "outside" the NLRB certification process; for example, by pressuring employers to voluntarily recognize the union.

When bread gets moldy with visible black or blue spots, you are looking at masses of the colored:

A) thalli.
B) spores.
C) hyphae.
D) mycelia.
E) ascocarps.