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Author Question: A virus can be described as a parasite with which of the following traits? a. Nucleic acid core ... (Read 40 times)

P68T

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on: Jul 16, 2018
A virus can be described as a parasite with which of the following traits?
 
  a. Nucleic acid core c. Size of less than 20 nm
  b. Carbohydrate sheath d. Ability to produce spores

Question 2

To survive adverse conditions, such as excessive heat and dryness, bacteria might do which of the following?
 
  a. Store excess water in special sporelike structures
  b. Form large colonies in a short period of time
  c. Speed up their enzymatic processes
  d. Form endospores


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emilymalinowski12

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
Viruses have a nucleic acid core surrounded by a protein sheath; viruses range from 20 nm to 200 nm. They do not produce spores.

Answer to Question 2

ANS: D
Certain bacteria form endospores under adverse conditions such as dryness, heat, and poor nutri-tion. Bacteria do not undergo any of the other processes mentioned.


P68T

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Reply 2 on: Jul 16, 2018
Gracias!

jomama

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Reply 3 on: Yesterday
Wow, this really help

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