Which part of the brain adjusts the rate and force of the heartbeat based on the information received from arterial stretch receptors (baroreceptors)?
1.Cerebellum
2.Cortex
3.Medulla
4.Midbrain
3
Biology & Microbiology
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Very few preventative measures are taken against anthrax, because
A) the general population is not exposed to infected materials or animals regularly. B) non-weaponized anthrax causes only a mild flu-like illness. C) no vaccines are effective. D) the causative agent Bacillus anthracis mutates rapidly.
Biology & Microbiology
Some invertebrates can move gases across
their cell's membrane by ___ through interstitial fluid
a. active transport b. facilitated diffusion c. bulk transport d. simple diffusion e. osmosis
Biology & Microbiology
Which of the following can NOT be an RNA
transcript? a. AUGCUU b. ATGCGT c. UACGCA d. UAGCGU e. GCGUUU
Biology & Microbiology
The two-stage life cycle in plants evolved as an adaptation to life on land.
a. true b. false
Biology & Microbiology