Lipids Are Hydrophobic, and Do Not Usually Dissolve in Water

question 51

Multiple Choice

Lipids are hydrophobic, and do not usually dissolve in water.Because blood is water-based, the lipid cholesterol is combined with ________ so that it can be transported by blood.

• A) hydrophilic molecules
• B) hydrophobic molecules
• C) nothing; cholesterol is not transported in blood
• D) cations
• E) anions

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Definitions:

Zygote

The initial cell formed when a new organism is conceived by the union of sperm and egg cells.

Meiosis

A type of cell division that reduces the chromosome number by half, resulting in the production of gametes or sexual reproduction cells.

Haploid Gametes

Sex cells (sperm or ova) containing half the number of chromosomes of a normal cell, crucial for sexual reproduction.

Mesoderm

The middle layer of the three primary germ layers in the early embryo, which develops into muscles, bones, circulatory system, and other internal organs.