If the DNA sequence ATGCTCAT was found to have the complimentary strand TACGGGTA, which of the following is possible?
A. There was an error during transcription where the incorrect codon on the tRNA molecule.
B. The cell correctly copied the DNA strand during replication.
C. There was an error during translation where the incorrect nucleotide was brought by the mRNA.
D. There was an error during DNA replication.
Answer: D
You might also like to view...
Answer the following statements true (T) or false (F)
1. The symbol for a sodium atom that has lost one electron would be Na. 2. The symbol for a sodium atom that has lost one electron would be Na+. 3. Atom X has eight electrons, two in its first energy level and six in its second energy level. It would most likely form an ion with a plus 2 charge. 4. Covalent bonds do not usually dissociate in water. 5. Covalent bonds dissociate into ions when dissolved in water.
Excess circulating glucose:
a. is stored as glycogen b. is transformed to fatty acids and glycerol c. can eventually be converted to triglycerides d. both (a) and (b) e. all of the above
Which of the following characteristics is associated with hyposecretion of thyroid hormones?
A. Weight gain B. Exophthalmos C. Increased heart rate D. Warm, flushed skin E. Weight loss
The average adult kidney weighs about 100 grams and measures about
A. 8 cm long, 10.5 cm wide, and 2.5 cm thick. B. 15 cm long, 10.5 cm wide, and 4.5 cm thick. C. 12 cm long, 2.5 cm wide, and 8 cm thick. D. 12 cm long, 6.5 cm wide, and 2.5 cm thick. E. 8 cm long, 4 cm wide, and 1.5 cm thick.