WorksheetsDNA & Protein Synthesis Review
Total questions: 14
Worksheet time: 7mins
During transcription the genetic information in DNA is converted into _____?____
DNA
amino acids
mRNA
tRNA
Process B from the image is called __________.
(click image to enlarge)
A. DNA replication
B. transcription
C. translation
D. mitosis
DNA replication ensures that newly formed cells have which of following?
A. two different copies of the original cell’s DNA
B. adequate ATP to power cell processes
C. an identical copy of the original cell’s DNA
D. identical copies of lipids in plasma membrane
How many nitrogen bases are found in one mRNA codon?
a. 1
b. 2
c. 3
d. 4
8. During DNA replication, a DNA strand that has the bases TATCGG produces a strand with the bases
a. AUAGCC.
b. ATAGCC.
c. UAUCGG.
d. TATCGG.
The base uracil (U) is only found in ?
A. DNA
B. RNA
C. proteins (polypeptides)
D. all of the above
The base thymine (T) is only found in ?
A. DNA
B. mRNA
C. proteins (polypeptides)
D. all of the above
if #3 is DNA, what structure does #4 represent?
A. tRNA
B. nucleus
C. ribosome
D. mitochondria
A section of DNA is: TCG-ATA-TCC. Which sequence shows the result of transcription (mRNA) for the DNA above?
A. AGC TAT AGG
B. UCG AUA UCC
C. TCG ATA TCC
D. AGC UAU AGG
Which of the following describes how DNA determines genetic inheritance?
A. A single base codes for a genetic trait.
B. A pair of complementary bases codes for a genetic trait.
C. A long sequence of bases (A, T, C, G) in a specific order codes for a genetic trait
If 30% of a DNA molecule is composed of the base adenine (A), what % would be thymine (T)
A. 20%
B. 30%
C. 40%
D.70%
Where are proteins (polypeptides) assembled in cells?
A. cell membrane
B. nucleus
C. ribosome
D. mitochondria
if #8 is tRNA, what does tRNA carry/transfer to the ribosome?
A. DNA
B. amino acids
C. carbohydrates
D. ATP
