Scientists mostly agree that viruses are not technically living things. Defend this position based on what you know about what viruses are and how they work
What will be an ideal response?
Although viruses are made of some of the same chemicals and undergo some of the same chemistry of living things, they possess too few of the necessary characteristics of life to qualify as a true living organism. They do reproduce, but only by using the biochemical machinery of the host cell. They have none of the other important characteristics of life and cannot perform any of the metabolic functions associated with life without a host cell. These are reasons why viruses should not be considered alive.
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An abnormally high level of ketone bodies in the blood is called
What will be an ideal response?
Which of the following is a polymer?
A. testosterone, a steroid hormone B. cellulose, a plant cell wall component C. glucose, an energy-rich molecule D. triacylglycerol, or fat E. fructose, a component of sucrose
Which of the following additives help preserve food as well as enhancing flavor?
A) cinnamon B) garlic C) salt D) salt and pepper E) cinnamon, garlic, and salt
In some attine ants, various species of actinobacteria
a. are used as a food source. b. produce vitamins in the ant gut. c. are used to produce antifungals that protect the ant’s fungal gardens. d. are highly pathogenic, resulting in the destruction of entire ant colonies.