Which hormones stimulate the growth of mammary glands during pregnancy?
a. oxytocin and prolactin
b. somatotropin and oxytocin
c. prolactin and somatotropin
d. estrogen and progesterone
e. estrogen and oxytocin
D
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The site of anaerobic ammonia oxidation in the recently described genera Brocadia, Kuenenia, Scalindua, and Anammoxoglobus is called the ________.
Fill in the blank(s) with the appropriate word(s).
The fluid-filled space that helps reduce the friction of a beating heart is called the:a
endocardium. b. pericardial cavity. c. interventricular septum. d. fossa ovalis. e. auricle.
Which of the following statements about the cells of the mucous membrane lining air tubes of humans is false?
A) They manufacture secretory products. B) They are stratified squamous epithelial cells. C) They are cuboidal or columnar in shape. D) They have cilia that collect and transport mucus up and out of the respiratory system.
The structure of DNA explains both its ability to encode genetic information and the way in which it is copied during cell reproduction.
Answer the following statement true (T) or false (F)