Clay is considered a possible site for early polymerization because it binds organic monomers and contains zinc and iron ions that may have functioned as ATP

______________ Indicate whether the statement is true or false.


False - catalysts

Biology & Microbiology

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Your cat has fleas! You look at the ingredients in the flea control ointment, and see that it contains methoprene, a juvenile hormone analog. What does this accomplish?  

Many insecticides target insect hormones such as juvenile hormone or ecdysone to disrupt development. This is preferable to simply killing the insect with more broadly-acting toxins. A.  prevents flea larvae from maturing B.  kills juvenile fleas C.  reinvigorates the cat's immune system, to repel the fleas D.  forces juvenile fleas to mature early, disrupting development of reproductive organs 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 juvenile hormone? What other information is related to the question? Choose Answer Given what you now know, what information 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?

Biology & Microbiology

Olfactory receptor cells ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

erection is

What will be an ideal response?

Biology & Microbiology

Runners are modified stems that resemble roots and are also known as ____.

A. stolons B. rhizomes C. bulbs D. corms E. tubers

Biology & Microbiology