For most reptiles, fertilization is __________ and they are __________
a. external; ovoviviparous
b. external; oviparous
c. internal; ovoviviparous
d. internal; oviparous
e. external; viviparous
D
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You may have heard the advice to “eat low on the food chain.” Explain how choosing a soybean-protein “burger” rather than a beef burger for lunch is energy efficient with respect to energy flow and utilization in trophic levels.
What will be an ideal response?
Which of the following is true regarding the amniotic egg of snakes, turtles, etc.?
A. Fertilization must take place after the egg has formed. B. The egg is impermeable to gases such as oxygen or carbon dioxide. C. The egg is vulnerable to desiccation (water loss). D. The embryo's nutritional needs are met by a large yolk or placenta.
The pectoral girdle and the pelvic girdle differ in that ____
a. the pectoral girdle has more bones b. the pectoral girdle includes the patella and the pelvic girdle includes the radius c. the bones of the pelvic girdle are fused while the bones of the pectoral girdle are not d. the bones of the pelvic girdle are part of the upper body while the bones of the pectoral girdle are a part of the lower body e. the bones of the pelvic girdle contain more calcium
Which of the letters in the above figure represents
the anther where pollen is produced? a. A b. B c. C d. D e. none of these