Many arthropods are equipped with a highly organized central nervous system

a. True
b. False


ANSWER: True

Biology & Microbiology

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You recently identified a novel protein that contains several membrane-spanning domains. You would predict that the amino acids embedded in the membrane would have ____ side groups.  

A.  nonpolar B.  negatively charged C.  polar uncharged D.  positively charged 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 know about amino acid side groups? How does it relate to the question? Consider Possibilities   · What other information is related to the question? Which information is most useful? 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?

Biology & Microbiology

In the Drosophila embryo, gap genes govern the partitioning of the anterior-posterior gradient into segments

A. true B. false

Biology & Microbiology

Hereditary retinoblastoma is the result of a(n) ________ in the RB gene of chromosome 13 in both homologues.

A) insertion B) duplication C) inversion D) point mutation E) deletion

Biology & Microbiology

Which proteins initiate transcription in eukaryotes by recognizing sequences within the promoter region of a gene and attracts RNA polymerase?

A. repressors B. transcription factors C. inducers D. poly-A tails E. TATA boxes

Biology & Microbiology