Which Statement About Cholesterol Is TRUE

question 42

Multiple Choice

Which statement about cholesterol is TRUE?

• A) If the blood contains too much HDL, cholesterol may be deposited on the arterial wall.
• B) LDLs transport cholesterol from cells to the liver when cholesterol levels are high.
• C) LDLs must bind with an LDL receptor on the cell membrane to be taken up by cells.
• D) Most plasma cholesterol is transported on HDLs or high-density lipoproteins.
• E) Omega-3 fatty acids are thought to decrease HDL levels.

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Definitions:

Directional Selection

Directional selection refers to a process in evolutionary biology where an extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time in the direction of that phenotype.

Hawaiian Honeycreepers

A group of small, colorful birds native to Hawaii, known for their diverse beak shapes and sizes, adapted to different feeding habits and ecological niches.

Ecological Niches

The role and position a species occupies in its environment, including all interactions with biotic and abiotic factors.

Monophyletic Group

An ancestor in which a derived trait evolved, together with all of its descendants.