Aminoacyl-tRNA synthetases catalyze covalent addition of ________ to tRNAs.
Fill in the blank(s) with the appropriate word(s).
amino acids
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Secondary production in an ecosystem is always less than primary production
Indicate whether the statement is true or false
Peas (Pisum sativum) were well suited for Mendel's breeding experiments for all of the following EXCEPT
a) many of the characteristics that vary in pea plants are controlled by single genes b) peas have a particularly long generation time c) peas exhibit variations in a number of observable characteristics, such as flower color and seed shape d) it is easy to obtain large numbers of offspring from any given cross e) Mendel and his staff could control the pollination between different pea plants
A person is most likely to recover from a viral infection if the infected cells _____
A) can undergo normal cell division B) can carry on translation, at least for a few hours C) produce and release viral protein D) transcribe viral mRNA
The best strategy for preventing fungal disease is (avoidance/prophylatic treatment/vaccination)
What will be an ideal response?