Some scientists predict that as atmospheric carbon dioxide levels increase, plant growth will also increase. What is the best explanation for this hypothesis?
A. Plants release carbon dioxide into the atmosphere during respiration.
B. Plants consume carbon dioxide from the atmosphere during photosynthesis.
C. Plants consume carbon dioxide from the atmosphere during respiration.
D. None of the answer choices is correct.
E. Plants release carbon dioxide into the atmosphere during photosynthesis.
B. Plants consume carbon dioxide from the atmosphere during photosynthesis.
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What characteristic of short tandem repeats (STRs) DNA makes it useful for DNA fingerprinting?
A) The number of repeats varies widely from person to person or animal to animal. B) The sequence of DNA that is repeated varies significantly from individual to individual. C) The sequence variation is acted upon differently by natural selection in different environments. D) Every racial and ethnic group has inherited different short tandem repeats.
A woman is being treated for systemic lupus erythematosus (SLE). She has an increased risk of opportunistic infections. Based on what you know about SLE and the treatment for it, propose why she has an increased risk of opportunistic infections
What will be an ideal response?
Which of the following occurs in all species of living organisms and may lead to an increase in genetic variation?
(A) Mutations in the genome (B) Crossing-over in meiosis (C) Random assortment of chromosomes (D) Alternative splicing of mRNA
A taxon is the general name for a group of organisms that exhibit a set of shared traits.
Answer the following statement true (T) or false (F)