What Evidence Supported the Hypothesis That Differences in the ALX1

question 10

Multiple Choice

What evidence supported the hypothesis that differences in the ALX1 gene were responsible for beak differences in Darwin's finches? Please select all that apply.

• A) ALX1 was found in all the finch DNA sequences
• B) ALX1 was expressed at the expected time and location for a gene involved in beak development.
• C) ALX1 lay in a region of the genome that correlated with a difference in beak shapes
• D) Mammals with defects in ALX1 have facial abnormalities

---

Definitions:

Trade Imbalance

A situation where the value of a country's imports significantly exceeds or is less than the value of its exports.

Growing Trade

An increase in the exchange of goods and services between countries, contributing to economic development and globalization.

Fastest Growing

A term often used to describe entities or economies that increase in size, value, or importance at a very rapid pace.

Trade Deficit

A condition where a nation's expenditures on imports surpass its earnings from exports, leading to a deficit in the trade balance.