Weegy: She would be 19.
User: The arctic fox is blue-gray in the summer and white in the winter. What most likely influence(s) this change?
A. genes and the environment
B. dominant alleles
C. the environment alone
D. codominant alleles
Weegy: C. the environment alone.
User: If an organism’s diploid number is 12, its haploid number is
A. 12.
B. 6.
C. 24.
D. 3.
Weegy: B. 6.
User: Which of the following best describes the what happens during gene expression?
A. A cell reads the instructions in DNA and builds a protein based on those instructions.
B. A gene is copied many times so that all of a cell’s daughter cells will have their own copy.
C. The nucleus of a cell builds cellular proteins based on the sequence of the mRNA code.
D. A single gene leaves the nucleus of a cell and travels through the cytoplasm to the membrane.
Weegy: A. A cell reads the instructions in DNA and builds a protein based on those instructions. the correct answer
User: What regulates the expression of most eukaryotic genes?
A. miRNA
B. transcription factors
C. dicer enzymes
D. silencing complexes
Weegy: B. transcription factors
User: Which of the following joins two pieces of DNA together?
A. restriction enzyme
B. DNA ligase
C. plasmid
D. genetic marker
Weegy: B. DNA ligase
User: are you sure thats the correct answer?
Weegy: Enzymes that join DNA molecules together are called DNA ligases.
User: do you think the united states did the right thing in takeing millitary actions against iraq? or should have the us stayed out?
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