A ______ contains hydrolytic enzymes to digest foreign bacteria.
A. complement factor
B. phagosome
C. ribosome
D. lysosome
D. lysosome
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Of the following, which group exhibits a diverse morphology, forming unicells, filaments, and sheets?
a. green algae b. brown algae c. euglenoids d. dinoflagellates e. diatoms
Which of the following neurons are part of the peripheral nervous system?
A) sensory neuron and motor neuron B) interneuron neuron and motor neuron C) interneuron neuron and sensory neuron D) only motor neurons
Most bony fishes have a hard plate that covers the gills on each side of the head called the
A. operculum. B. pharyngeal slits. C. lateral lines. D. gill arches. E. radula.
Which of the following is not a component of phenotypic variance?
A) the interaction between genetics and environment B) the covariance C) genetic variance D) environmental variance