Evolutionary biologists find the deep sea interesting because
a. of the unusual environmental conditions.
b. of the abundance of organisms.
c. the environment has remained stable for 100 million years.
d. the environment is constantly changing due to continental drift.
C
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Whether an organism is an autotroph or heterotroph depends on its source of nitrogen.
Answer the following statement true (T) or false (F)
Fungi
a. are producers. b. usually have life cycles in which the diploid phase dominates. c. include Focus and liverworts. d. are typically marine forms. e. are generally saprobes
The master gene Hox helps to sculpt the body plan of embryos by ____
a. inhibiting the Dlx gene to prevent extra limbs b. timing the activation of Dlx genes c. causing cell death in any cell not expressing the Hox gene d. converting sugar into energy to allow the process to go to completion e. inducing mutations in plants
When collecting a throat culture, swab the back and sides of the mouth, the uvula, and tonsils
Indicate whether the statement is true or false