An excess of estrogen like molecules can have
which of the following effects on males?
a. lower sperm production
b. increase hair growth
c. tumor growth on the surface of the testes
d. increased reproduction
e. all of these
A
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The polysaccharide that helps strengthen cell walls in transport tissues of hornworts is called ____
a. xylan b. chlorophyll c. lignin d. chlorophyll a e. chlorophyll b
What is the modern sequencing method called?
a. pseudoreplication process b. dideoxy chain termination method c. polymerase chain reaction d. gel electrophoresis
Fiber content of the diet can be increased by adding
a. fresh fruits. b. fish and poultry. c. eggs. d. whole grains and cereals. e. Both a and
To be a successful cell evolutionarily, the earliest cells had to:
A) consume oxygen. B) reproduce. C) have mitochondria. D) photosynthesize.