These organisms are very vital in determining the structure of the reef due to their territorial behaviors
a. Damselfish
b. Angelfish
c. Sponges
d. Seaweeds
a
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Plant cells assimilate nitrogen in the form of:
a. ammonia and N2 b. N2 and nitrite c. nitrate and ammonia d. urea and nitrate e. N2 and urea
Consider the refrigerator in your kitchen. Based on what you know about the first and second laws of thermodynamics, how does a refrigerator most likely work?
a. A refrigerator both destroys any heat in its interior, or in the food it contains, and creates new energy in the form of cold. b. A refrigerator removes the potential energy contained within food. c. A refrigerator removes heat from its interior and transports this energy outside, into the kitchen. d. A refrigerator creates new energy, although it is in the form of cold rather than heat. e. A refrigerator destroys any heat in its interior, or in the food it contains.
The ________ indicates the gene combination of an individual.
a) dominance b) homozygous c) genotype d) loci e) phenotype
A hypothesis to be tested using a data sample is known as:
A. the null hypothesis. B. the unbiased hypothesis. C. the true hypothesis. D. the population hypothesis.