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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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
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