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The Instrument That Emits a High-Frequency Sound Beam to Measure

question 48

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The instrument that emits a high-frequency sound beam to measure the depth of the ocean developed in the 1950s is the:


Definitions:

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population over time, independent of natural selection.

Adaptive Traits

Characteristics of organisms that enhance their survival and reproduction in a specific environment, resulting from the process of natural selection.

Migration

The movement of organisms from one place to another, often cyclically or seasonally, driven by various factors such as food, climate, or breeding.

Genetic Distance

Genetic distance is a measure of how different populations are from each other genetically. Genetic distance can inform population geneticists about levels of inbreeding within a population or about the historic relationships between populations or species.

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