Which one of the following traits would be found in a typical fern but not a moss?
A. homospory
B. tracheids
C. gametophytes with rhizoids
D. antheridia
E. a sporophyte generation
B. tracheids
Biology & Microbiology
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This animal as an adult has radial symmetry,
an internal skeleton, fluid-filled feet, and is a deuterostome. This animal is ___.
a. a sea star b. a jellyfish c. a slug d. an isopod e. more than one of these
Biology & Microbiology
The breakdown of ____ yields acetyl-CoA and carbon dioxide
a. phosphoglycerate b. pyruvate c. oxaloacetate d. PGAL e. fructose bisphosphate
Biology & Microbiology
Rods and cones are located in the
a. lens. b. cornea. c. pupil. d. iris. e. retina.
Biology & Microbiology
The first site of protein digestion in the digestive system is
A. in the stomach. B. in the small intestines. C. the mouth. D. the esophagus.
Biology & Microbiology