Out of a Slave Population of 3

question 21

Multiple Choice

Out of a slave population of 3.9 million in 1860,approximately how many were recorded as being mulattoes?

• A)1 million
• B)850,000
• C)400,000
• D)150,000

Understand the concept of antiparallel strands in the DNA double helix and its importance.

Recognize the contributions of key experiments in elucidating the structure and function of DNA.

Understand the basic chemical structure of DNA.

Comprehend the nature and principles of DNA complementarity and replication.

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Definitions:

Myelin Sheath

A fatty layer that encases the axons of many neurons, crucial for increasing the speed at which electrical impulses propagate along the nerve cells.

Multiple Sclerosis

A chronic autoimmune disease where the immune system attacks the protective covering of nerves, affecting the brain and spinal cord.

Degeneration

The process of deterioration or decline in the quality, functioning, or condition of a living organism or its parts, often leading to loss of abilities or health.

Glial Cells

Non-neuronal cells in the central and peripheral nervous systems that provide support and protection for neurons.