A type of active transport is
A. diffusion
B. membrane assisted transport
C. osmosis
D. facilitated transport (movement from high to low concentration requiring the assistance of a protein).
Answer: B. membrane assisted transport
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Examine Figure 23.2 in your textbook. If we define the taxon Actinopterygii to include the Ray -finned fish, Coelacanths, Lungfish, Tetrapods, and their most recent common ancestor, it would be a _____ group
A. monophyletic B. paraphyletic C. polyphyletic
In plants, which of the following cells is (are)
diploid?
a. egg cell b. sperm cell c. spore cell d. root cell e. all of these cells are haploid
Sensory signals that trigger release of saliva are an example of how the nervous system works with
which other system? a. endocrine b. cardiovascular c. sensory d. digestive e. muscular
Which of the following provides insulation for the neuron?
a. synapse b. axon c. dendrite d. Schwann cell e. microglial cell