Which of the following would be homologous structures?
A. the wing of a bird and the wing of a bee
B. the wing of a bee and the wing of a bat
C. the wing of a bat and the arm of a human
D. All of these answers are correct.
C. the wing of a bat and the arm of a human
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True or false: All introns have identical lengths and sequences
A. true B. false
Explain the process of biological magnification. Where in the food chain do humans fit in, and how might biological magnification affect us?
What will be an ideal response?
The products of light-dependent reactions of photosynthesis are ____
a. used in light-independent reactions b. complex carbohydrates and proteins c. stored in the vacuoles of the cell d. oxygen and glucose e. used in the light-independent reactions and stored in the vacuoles of the cell
Which of the following is the endotoxin?
A. Hyaluronidase B. Streptokinase C. Lipopolysaccharide D. Collagenase E. Hemolysin