The respiratory membrane is a combination of
A) bronchi and air sacs.
B) bronchioles and capillary walls.
C) alveolar and capillary walls.
D) bronchi and bronchioles.
E) bronchioles and air sacs.
C
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Which of the following statements is true regarding angiosperms? Select all correct choices
A. They have higher rates of photosynthesis compared to other plants. B. They have the capacity to transport more water compared to other plants. C. They can take in more CO2 compared to other plants. D. They have lower rates of photosynthesis compared to other plants. E. They can take in less CO2 compared to other plants.
The transforming principle described by Griffith in his work with Streptococcus pneumoniae is ____
a. a polysaccharide capsule b. a phospholipid c. protein d. RNA e. DNA
Organ formation is indicated by
a. A. b. B. c. C. d. D. e. E.
This hormone is secreted from the posterior pituitary and regulates muscle contraction.
A. oxytocin B. epinephrine C. antidiuretic hormone D. prolactin E. adrenocorticotropic hormone