Look at the graph for Scutigerina weberi (note the scale of the y-axis) in the figure above. What is the best interpretation of these results?
A) The centipede had its spiracles open the entire time.
B) The centipede had its spiracles closed the entire time.
C) The centipede had its spiracles open when carbon dioxide (CO2) emission peaked and closed when CO2 emission was low.
D) The centipede had its spiracles closed when carbon dioxide (CO2) emission peaked and open when CO2 emission was low.
Answer: A
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The term that best describes how the components of a genome interact to produce an organism's traits is:
A. Proteomics B. Functional genomics C. Structural genomics D. Genomics
If Anahita has brown eyes (a dominant trait), but her mother has blue eyes (a recessive trait) and her father has brown eyes, then it is likely that Anahita’s genotype for eye color is ______.
a. homozygous b. recessive c. homologous d. heterozygous
Which plant hormone listed below is
responsible for the symbiotic relationship shown in the above figure? a. auxin b. gibberellin c. cytokinin d. jasmonic acid e. abscisic acid
Excretion is the process of
a) exchanging carbon dioxide for oxygen b) pumping blood throughout the body to supply nutrients and oxygen to cells c) breaking food down into nutrients that can be absorbed d) removing metabolic wastes from the body