A Rapidly Dividing Cell Is Exposed to a Chemical That

question 37

Multiple Choice

A rapidly dividing cell is exposed to a chemical that converts the bond that forms between adenine and thymine to a covalent bond.Which of the following is most likely to occur?

• A) DNA replication would produce two molecules of DNA with mutations at every base that once held an A-T base pair.
• B) DNA replication would not occur because the two nucleotide strands that make up the DNA molecule would not be able to separate.
• C) DNA replication would occur more slowly because DNA repair proteins would have to fix the covalent bonds before replication could begin.
• D) DNA replication would be faster because covalent bonds require less energy to break than hydrogen bonds.

---

Definitions:

Conservation of Number

A cognitive development concept where a child understands that the number of items remains the same regardless of arrangement or appearance.

Best Artists

A subjective evaluation referring to individuals who are considered superior in their field of art, based on factors such as skill, innovation, and impact.

Older Children

Older Children refers to children in the later stages of childhood, often characterized by more developed cognitive, emotional, and social abilities compared to younger children.

Selective Attrition

The process by which participants drop out of a study over time, potentially leading to biased results if the departures are not random but related to the study's characteristics.