Which of the Following Statements Is True Regarding the A1

question 3

Multiple Choice

Which of the following statements is true regarding the a1 and a2 globin chains?

• A) They are identical at the nucleotide and amino acid sequence level
• B) They differ at the nucleotide level but are identical at the amino acid level
• C) a1 pairs only with b1, and a2 pairs only with b2
• D) a1 is expressed in the fetus, and a2 is expressed after birth
• E) a2 is a pseudogene of a1

---

Definitions:

Adversity

A state of hardship or affliction; challenges or difficulties one encounters.

Resiliency

The capacity to recover quickly from difficulties or adapt to change.

Serious Trouble

Situations that pose significant danger or difficulty, requiring urgent attention and resolution.

Natural Power

Refers to the inherent abilities or forces within nature that can be harnessed for various uses, such as wind, solar, and hydro power.