Viruses _____
A) manufacture their own ATP, proteins, and nucleic acids
B) use the host cell to copy themselves and make viral proteins
C) use the host cell to copy themselves and then viruses synthesize their own proteins
D) metabolize food and produce their own ATP
Answer: B
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Which of the following are mostly vines, have broad leaves, and are found in subtropical zones?
a. Conifers b. Ginkophytes c. Cycads d. Gnetophytes
. Two species of warblers colonize the same island habitat. Both species nest in similar locations and eat the same type of prey. Eventually, competition will probably cause one species to
A. migrate. B. grow exponentially. C. speciate. D. be eliminated.
Which of the following regulates genes by binding directly to transcription factor proteins?
a. Growth hormone b. Insulin c. Steroid hormones d. Epinephrine
Bacteria that normally live on or in the body and prevent other bacteria from becoming too numerous are referred to as ________
A) beneficial bacteria B) pathogens C) parasitic D) bacterial toxins