Temperature
What will be an ideal response?
-psychrophile: grows at 0ºC and has an optimum growth temperature and 15ºC or lower
-psychrotroph: can grow at 0-ºC, has an optimum between 20 and 30ºC and a max of about 35ºC
-mesophile: has growth optimum between 20-45ºC
-thermophile: can grow 55ºC or higher, optimum often between 55 and 65ºC
-hyperthermophile: has an optimum between 85 and about 113ºC
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Answer the following statements true (T) or false (F)
1. Overall brain size across mammals (e.g., an elephant vs. a bat) is a good predictor of behavioral complexity. 2. Cranial nerves are connected directly to the brain. 3. The somatic nervous system primarily regulates involuntary responses. 4. The sympathetic and parasympathetic divisions of the autonomic nervous system tend to have opposing actions on target organs.
A fatty acid has a(n)____ group at the end of a hydrocarbon chain
a. carbonyl group b. hydroxyl group c. phosphate group d. amino group e. carboxyl group
Using an ecosystem with which you are familiar (deciduous forest, grassland, desert, freshwater pond, etc.) draw a diagram of a food chain, using at least four organisms at different levels. Indicate in your diagram the ultimate source of energy. As much as possible, account for all of the energy as it moves through the chain
What will be an ideal response?
This student has probably found a(n) _____
A) bryophyte sporophyte B) fern sporophyte C) horsetail gametophyte D) lycophyte sporophyte