Because birds such as the black widowbird eat fruit and insects, they are considered to be
__________.
a. autotrophs
b. heterotrophs
c. producers
d. decomposers
B
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Which of the following organisms causes a type of diarrhea with stools described as watery "rice water stools?"
A. Vibrio parahaemolyticus B. Helicobacter pylori C. Vibrio vulnificus D. Campylobacter jejuni E. Vibrio cholerae
Compare the invertebrate nervous system to that of vertebrates
What will be an ideal response?
Some sharks and tunas possess a ________, a blood circulation system that allows them to keep internal temperatures higher than external temperatures
Fill in the blank(s) with correct word
Quantitative inheritance involves the interaction of a number of gene loci. The pattern of genetic transmission typical of quantitative inheritance is ________
A) continuous variation of phenotypic expression B) usually a pattern that clearly reflects dominance and recessiveness C) discontinuous distributions such as 3:1 D) typical of Mendelian inheritance E) a 9:3:3:1 ratio