"Smart" plants can reduce overuse of fertilizers by
A) using photosynthesis and fungal relationships to generate their own fertilizer.
B) informing the grower of a nutrient deficiency before damage occurs.
C) slowing the process of minerals washing out of the soils.
D) storing fertilizers in their root systems until they are needed.
Answer: B
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Male Australian bowerbirds build and decorate elaborate structures, called bowers, out of grasses and other vegetation. If we want to understand how this behavior promotes a male bowerbird's ability to survive and reproduce, we want to understand its:
A. causation. B. development. C. adaptive function. D. evolutionary history. E. genetic basis.
Plant species regularly hybridize in nature, but only some crosses result in new polyploid species. Of the crosses below, if each one occurred, which would be most likely to result in a new stable polyploid species?
A. A cross between a 2n gamete and a 1n gamete, forming a 3n hybrid. B. A cross between a 4n gamete and a 1n gamete, forming a 5n hybrid. C. A cross between a species with a CC genome and a species with a DD genome, forming a hybrid with a CD genome. D. A cross between a species with a BB genome and a species with a DD genome, followed by a doubling of chromosomes, forming a hybrid with a BBDD genome. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about polyploidy? Consider Possibilities · Consider the different answer options. Which can you rule out? 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?
Agar is made from which protist:
A. Red Algae B. Brown Algae C. Euglena D. Slime Mold
You arrive late to a biological seminar. However, just as you enter the room, you hear the speaker referring to the "amino end" and the "carboxyl end" of a macromolecule. Immediately, you know that they are talking about a:
A. carbohydrate. B. nucleic acid. C. protein. D. lipid.