Cancer can be caused by many different factors that all alter genetic information within a set of cells and cause uncontrolled cell division to occur. Which type of gene that causes cancer can be carried in a virus?

A) mutation
B) tumor-suppressor gene
C) carcinoma
D) oncogene


Ans: D) oncogene

Biology & Microbiology

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The scientists use a virus to insert the new DNA into the cabbage plant’s DNA. Thus, the

virus would be considered a __________.

a. disease agent b. plasmid c. vector d. candidate for gene therapy

Biology & Microbiology

Select all of the following ways that the flu virus may impact body systems.A) The breakdown of muscle fibers and accumulation of fluid cause muscle and joint achiness.B) The restriction of blood vessels in the skin conserves heat and results in chills.C) The abundance of cytokines signals the hypothalamus to increase body temperature, resulting in a fever.D) Appetite centers in the brain show reduced action, resulting in a loss of appetite and nausea.E) Toxins produced by the virus break down muscles, resulting in muscle aches and pains.F) A rapid loss of epithelial cells within the respiratory system results in a shortness of breath and rapid heart rate.

What will be an ideal response?

Biology & Microbiology

ATP is generated when protons flow through the cytochrome complex in the thylakoid membrane

__________________ Indicate whether the statement is true or false.

Biology & Microbiology

Urine flows from the ureters directly into the urethra

____________________ Indicate whether the statement is true or false.

Biology & Microbiology