The neurotransmitter serotonin performs all of the following functions EXCEPT
a. helps control sleep
b. is involved with sensory perception
c. regulates body temperature
d. helps control emotional states
e. speed up heart rate
E
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What will be an ideal response?
Which "alternate" hypothesis might also explain industrial melanism?
A. Birds used the marks that Kettlewell placed on the moths when he released them to help them find and capture the moths. B. Dark moths are more resistant to the toxic effects of pollution than light moths. C. Because dark moths absorb more heat, they are more active and better able to avoid bird predation. D. Dark moths emigrate out of polluted areas to escape the pollution. E. Pollution kills important tree species that peppered moths depend on for egg laying.
Complete the analogy: ________ are to vertebrate evolution as ________ are to plant evolution
A) Lungs; stomata B) Amniotic eggs; seeds C) Limbs; flowers D) Opposable thumbs; hyphae
Answer the following questions true (T) or false (F)
1. Although protozoan parasites develop drug resistance, it's difficult and time consuming to test them for their drug response, which means the prescribed therapy tends to use a trial-and error approach. 2. Clostridium difficile naturally form endospores that inherently resist most antibiotics due to their dormant nature and their tough spore coat that blocks drug entry. 3. A healthy respiratory microbiome is dominated by species from the phyla Bacteroides, Firmicutes, and Proteobacteria.