Answer the following questions true (T) or false (F)
1. A population that grows by an unvarying number of new units added to the population per unit of time is undergoing exponential growth.
2. Arithmetic growth will produce a faster population increase over time than an exponential growth curve.
3. The carrying capacity of an environment can cause a population initially growing very quickly to level off, resulting in an S-shaped curve.
1. FALSE
2. FALSE
3. TRUE
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The conversion of pyruvate to acetyl CoA is irreversible. Predict what would happen to fatty acids as a result of this
A. Fatty acids cannot be converted into carbohydrates.
B. Fatty acids cannot be metabolized in the citric acid cycle.
C. Fatty acids can be metabolized in glycolysis.
D. Fatty acids can be converted into carbohydrates.
Which of the following can only be viewed by electron microscopy?
A) frog eggs B) DNA C) nuclei D) mitochondria E) prokaryotes
In what method do competitive inhibitors inhibit biochemical reactions?
a. Competitive inhibitors denature the enzyme. b. Competitive inhibitors reduce the concentration of enzyme. c. Competitive inhibitors increase the concentration of enzyme. d. Competitive inhibitors reduce the concentration of substrate. e. Competitive inhibitors increase the concentration of substrate.
Which species of Homo is most closely related to the Australopithecines?
A. habilis B. ergaster C. erectus D. sapiens