The area of the angle between the stem and the leaf stalk is referred to as the:a
axil.
b. blade.
c. petiole.
d. stipule.
e. trichome.
A
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An sRNA is isolated from a bacterial cell. What would you do to determine whether it is a cis-encoded or a trans-encoded sequence?
A. Analyze the molecular position of hydrogen atoms in the sRNA nucleotides. B. Determine whether the sRNA binds to mRNA or to tRNA. C. Identify whether or not the sRNA sequence is complementary to the coding strand of mRNA gene target. D. Find out if the sRNA acts as a transcriptional or as a translational inhibitor.
Which of the following is formed on the lagging strand during DNA synthesis?
A) DNA secondary structures B) Okazaki fragments C) RNA polymerase D) replisomes
After ATP donates a phosphate group to a coupled reaction, then it becomes ADP. The ADP
A. can be converted in an exergonic reaction to form ATP. B. is a waste product that will be broken down. C. will be reduced to AMP amd eliminated from the cell. D. can be destroyed by an ATPase enzyme. E. can be recharged in an endergonic reaction to form ATP.
Small interfering RNAs (siRNAs) are a type of small regulatory RNA that, like microRNAs, are incorporated into the RISC complex
A. true B. false