An individual has been diagnosed with multiple sclerosis (MS), which is a disease that leads to deterioration of the myelin sheath that covers some neurons. What is a likely physical symptom of this disease?

A) inability to control muscle movements
B) progressive memory loss
C) feeling of euphoria
D) inability to concentrate in chaotic situations


A

Biology & Microbiology

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he nervous system of many species of flatworms:A

consists of a single, large ganglion in the anterior end. B. is sometimes referred to as tubelike. C. includes two dorsal nerve cords. D. is diffuse and netlike. E. is a “ladder-type.”

Biology & Microbiology

During which phase does transcription stop, and the DNA begin to appear grainy and start to condense?

a. interphase b. early prophase c. prophase d. anaphase e. early anaphase

Biology & Microbiology

Most bacteria can reproduce very quickly, so their populations increase rapidly. Describe the evolutionary process that prevents most human-disease-causing bacterial parasites from causing the human population to become extinct

What will be an ideal response?

Biology & Microbiology

The genotype Ff is an example of a:

A) monohybrid genotype. B) heterozygous genotype. C) trait controlled by multiple genes. D) dihybrid genotype. E) homozygous genotype.

Biology & Microbiology