Anat 219/Bio 218 Exam 1a Review

Front

In which layer of the integument is dense irregular connective tissue found?

Back

Dermis

Front

How does the cell membrane adapt in a hot environment?

Back

Increase Cholesterol Content

Front

Which statement is FALSE regarding embryonic development?

Back

The first step of the embryonic period is formation of the primitive node.

Front

What occurs during anaphase of mitosis?

Back

Sister chromatids separate.

Front

Order the following from smallest to largest: Ribosome, virus, mitochondria, oocyte.

Back

Ribosome, virus, mitochondria, oocyte.

Front

What is the primary function of the dermis layer of the skin?

Back

Provides strength and elasticity to the skin.

Front

What role does cholesterol play in the cell membrane?

Back

Maintains membrane fluidity and stability.

Front

What is the function of the hypoblast during embryonic development?

Back

Contributes to the formation of extraembryonic structures.

Front

What is the significance of crossing over during meiosis?

Back

Increases genetic diversity by exchanging genetic material between homologous chromosomes.

Front

What is the difference between mitosis and meiosis?

Back

Mitosis produces two identical daughter cells; meiosis produces four genetically diverse gametes.