Which organism do you think has the most efficient respiratory organ?
a. snail
b. bird
c. snake
d. fish
e. human
Answer: d. fish
Biology & Microbiology
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Building a protein by adding amino acids to the chain is an example of _____________
A. metabolism B. catabolism C. anabolism D. hydrolysis E. plasmolysis
Biology & Microbiology
Which of the following assists the alignment of sister chromatids during metaphase?
A. Radial loop domains B. Cohesin C. Centromeres D. Nucleosomes E. Condensin
Biology & Microbiology
Earth has supported life for approximately
A. 20 billion years. B. 3.8 - 3.7 billion years. C. 1.5 billion years. D. 700 - 800 million years.
Biology & Microbiology
Which of the graphs below depicts a genotype x environment interaction?
A. (b) B. (c) C. (a) D. all graphs depict a genotype x environment interaction
Biology & Microbiology