Even semi-aquatic reptiles like crocodiles and alligators can spend much of their life on dry land. Which of the following is an example of an adaptation that would allow reptiles to live and reproduce on dry land?
A. internal fertilization and amniotic eggs
B. external fertilization
C. internal fertilization
D. amniotic eggs
E. external fertilization and amniotic eggs
A. internal fertilization and amniotic eggs
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Gray is homozygous while blue is a heterozygous form of a semi-lethal gene. Give the ratio of the
offspring produced in the cross of two blues. What will be an ideal response?
Which of the following is not one of the major transport systems of the inner mitochondrial membrane?
A) porin channel B) dicarboxylate carrier C) tricarboxylate carrier D) pyruvate carrier E) ATP-ADP carrier
Biologists usually classify things according to their:
a. appearance b. habitat c. when they lived
The end products of photosynthesis are ________ and ________.
A. glucose ... molecular oxygen B. water ... molecular oxygen C. electrons ... NADPH D. carbon dioxide ... water