If a bacterial protein is made from 30 amino acids, how many nucleotides are needed to code for its production?
A) 30 B) 600 C) 120 D) 90 E) 60
D
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Use the following graph to answer the following question(s).
The amount of fat does not affect the frequency of the size of cells found in cookies.
Answer the following statement true (T) or false (F)
Examine this diagram. Note the structure of branches connecting groups of organisms. Called a phylogenetic tree, the branches propose relationships among organisms to each other, related to common ancestors. Although the proposed relationships can be described in sentences, the diagram summarizes them visually. Which of the following statements is true based on this diagram?
A. All the organisms in this phylogenetic tree are equally related to one another.
B. The organisms in domain Archaea are more closely related to the organisms in domain Eukarya than those in domain Bacteria.
C. The organisms in kingdom Protista are part of domain Bacteria.
D. All of the answer choices are correct.
E. The organisms in domain Bacteria are more closely related to the organisms in domain Eukarya than those in domain Archaea.
The primary breathing control centers in the brain are located in the ______.
A. cerebral cortex B. hypothalamus C. medulla D. pituitary
During transcription, at the point where the DNA strand being copied has an adenine, a(n) _______________ is added to the mRNA.
A) adenine B) thymine C) cytosine D) uracil E) tRNA