Which structure helps bacteria to attach within the tissues that they will infect?
a. Flagella
b. Cell wall
c. Capsule
d. Nucleoid
Ans: c. Capsule
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I think the proactive stance is a better attitude to promote than after-the-fact worrying! When planning a long week of sunbathing on the beach, What type of DNA damage should sunbathers be aware of before hitting the beach?
A. photolyase-induced mutations B. decreased telomere length C. thymine dimers D. activation of uvr A, B, and C genes Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about light-induced DNA damage? 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?
Sexual reproduction in protists involves diverse strategies. Which of the following is common to all types of sexual reproduction in protists?
A. Isogamy B. Conjugation C. Heterogamy D. Anisogamy E. Syngamy
In some arthropods tagmatization has produced a combination of head and thorax known as a
A. cephalothorax. B. fused corpora. C. headless mite. D. larval instar. E. thoracotomy.
The “naked” seeds of conifers develop ____
a. on scales of the ovulate cones b. on scales of pollen cones c. in microsporangia of pollen cones d. in archegonia of ovulate cones e. in antheridia of pollen cones