Gut-dwelling ____ help cattle, sheep and related grazing animals break down ____ in plant material
a. ciliates; chlorophyll
b. apicomplexans; cellulose
c. dinoflagellates; cellulose
d. dinoflagellates; chlorophyll
e. ciliates; cellulose
e
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You dissect a specimen of a vertebrate during an anatomy laboratory. It has the following characteristics: lungs, abundant blood capillaries under thin skin, a partially-divided heart, a pulmonary circuit, and four walking legs. What is this animal?
A. lungfish B. amphibian C. reptile D. placental mammal E. marsupial mammal Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about amphibians? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The mature male gametophyte is indicated by
a. A. b. B. c. C. d. D. e. E.
In the sodium-potassium pump, sugars and amino acids, or other molecules, are brought through the membrane along with sodium ions through:
A. receptor proteins B. coupled channels C. chemiosmosis D. proton pumps
The number of proteins in humans
A) is approximately equal to the number of genes. B) is less than half the number of genes. C) is much greater than the number of genes.