Fairy shrimp are filter feeders that obtain organic particles from the water or scrape algae
from surfaces. Based on their feeding habits, fairy shrimp are __________.
a. primary consumers
b. primary producers
c. secondary consumers
d. detritivores
A
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The process where two gametes fuse with each other in the process of fertilization to begin the life of a new organism is called
A. sexual reproduction. B. gametogenesis. C. asexual reproduction. D. X-linked inheritance. E. multicellularity.
Which of the following explains why a saturated fat and an unsaturated fat are different?
a. A saturated fat contains double bonds, while an unsaturated fat does not. b. An unsaturated fat contains double bonds, while a saturated fat does not. c. A saturated fat is liquid at room temperature, while an unsaturated fat is not. d. A saturated fat can be called an oil, while an unsaturated fat cannot.
Which number identifies a structure that is composed of polysaccharides?
a. 1 b. 3 c. 6 d. 7 e. 9
What are some challenges of cataloging a microbiome? Choose all that apply.
A. Many of the species use RNA instead of DNA. B. Most microbiome species are dangerous pathogens. C. Many of the different fungal species look like identical strings of hyphae. D. Since many species are unnamed and uncharacterized, DNA sequencing is useless. E. Microbes have such small amounts of DNA, it cannot be amplified. F. Many of the different bacterial species look like identical tiny rods.