The definition of transformation is
A) the shift of genetic information from DNA to protein.
B) the genetic alteration of an organism.
C) the uptake of genetic information by a cell from the environment.
D) Both B and C
E) None of these
D
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Oxygen released by _____ accumulated in the atmosphere and produced the ozone layer
a. archaeans b. aerobic bacteria c. cyanobacteria d. early eukaryotes
. Which of the following statements about
exergonic reactions is false? a. They release energy. b. Glucose metabolism is an example. c. Their products have more energy than the reactants. d. Some energy is converted to less biologically useful forms. e. Bonds are broken
Which of the following is dense connective
tissue that joins two bones? a. sutures b. ligaments c. muscles d. tendons e. fascia
Arrange in the proper sequence the following events as they occur in the ossification of a long bone
1. Chondroblasts die, and the surrounding matrix breaks down. 2. Osteoblasts secrete osteoid. 3. Blood vessels transport osteoblasts into the area to be ossified. 4. Chondroblasts create a model of long bones from cartilage. 5. Osteoblasts become osteocytes. A) 3, 2, 5, 4, 1 B) 4, 1, 3, 2, 5 C) 4, 1, 5, 3, 2 D) 5, 2, 3, 1, 4 E) 3, 2, 1, 5, 4