The word eukaryotic means
a. having no nucleus.
b. having two nuclei.
c. before the nucleus.
d. having a true nucleus.
e. having many nuclei.
D
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The olfactory nerve is made up of:
A. chemosensitive hairs. B. axons of interneurons. C. axons of olfactory sensory neurons. D. dendrites of olfactory sensory neurons.
Males have little influence on population growth in populations with ____
a. more males than females b. more females than males c. equal numbers of females and males d. one male e. animals that form lifelong pairs
All connective tissues share which of the following structural features? I-contain cellsII-contain a matrix filled with extracellular materialIII-contain sarcomere units
A. I, II, and II B. I and II C. I and III D. II and III E. II only
The tiny air sacs of the lungs are called:
A) bronchioles. B) trachea. C) bronchi. D) alveoli.