The term "central dogma of molecular biology" was coined by a co-discoverer of the structure of DNA, Francis Crick. The term is used to define how information flows in biological systems. Which of the following statements about DNA, mRNA and proteins provide a simple definition of the "central dogma?"
A)mRNA can be copied into DNA to make protein.
B)Proteins can provide the instructions for making other proteins.
C)mRNA is a key in creating DNA.
D)DNA allows the production of mRNA. mRNA allows for the production of protein.
D)DNA allows the production of mRNA. mRNA allows for the production of protein.
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Which lifestyle choice adversely affects the cardiovascular system, as well as other systems?
A) Illegal drug use B) Drinking alcohol C) Smoking D) All of the above
Vasodilation is associated with:
a. increased sympathetic nervous system stimulation b. increased carbon dioxide and nitric oxide levels c. increased oxygen levels and myogenic activity d. decreased nitric oxide levels and increased histamine release e. decreased carbon dioxide and myogenic activity
Which step of cellular respiration occurs within the cytosol?
A. Glycolysis B. Hydrolysis C. Electron transport chain D. Citric acid cycle
Using external features, briefly describe how you can determine the difference between a male and a female fetal pig
What will be an ideal response?