What is the result of resistance exercise?
A) Existing muscle cells increase in diameter. B) More mitochondria develop.
C) The number of muscle cells increases. D) New blood vessels develop.
Answer: A
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In humans, the amputation of a limb results in the loss of neurons in the brain due to the absence of its target cells
However, not all of these neurons are lost - some of them become re-routed, and can establish connections with other neurons. What is this process called?
a. sensitization b. plasticity c. long-term potentiation d. myelination e. cephalization
What is the most likely pathway taken by a newly synthesized protein that will be secreted by a cell?
A) ER ? Golgi ? nucleus B) Golgi ? ER ? lysosome C) ER ? Golgi ? vesicles that fuse with plasma membrane D) ER ? lysosomes ? vesicles that fuse with plasma membrane
Which of the following plants is an annual?
a. carrot b. Queen Anne's Lace c. foxglove d. cabbage e. iris
The ________________ transport(s) water and dissolved minerals from the roots of the plant to the shoots of the plant.
A. xylem B. guard cells C. phloem D. epidermis E. stomata