Analysis of DNA Sequences Reveals

question 38

Multiple Choice

Analysis of DNA sequences reveals:

• A) the ancient convergence of two cell types, i.e., prokaryotes and eukaryotes
• B) prokaryotes and eukaryotes evolved from a common ancestral cell
• C) that bacteria share common ancestor with archaea, but not with eukarya
• D) prokaryotes are cells with a nucleus
• E) the genome of Haemophilus influenzae has about 2 billion base pairs

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Definitions:

Dominant Inheritance

A pattern of inheritance in genetics where an allele is expressed in the phenotype, even in the presence of a different allele.

Intellectual Disability

A state defined by notable restrictions in intellectual capabilities as well as in adaptive behavior, encompassing a broad range of daily social and practical abilities.

Fragile X Syndrome

A chromosomal abnormality characterized by a weakened or “fragile” site on the X chromosome.

Chromosomal Abnormality

A condition caused by the alteration in the number or structure of chromosomes, which can lead to genetic disorders or developmental abnormalities.