ADVANCED PATHOPHYSIOLOGY-UTMB 5355 EXAM 1 QUESTIONS AND ANSWERS
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Course
ADVANCED PATHOPHYSIOLOGY-UTMB 5355
Institution
ADVANCED PATHOPHYSIOLOGY-UTMB 5355
ADVANCED PATHOPHYSIOLOGY-UTMB
5355 EXAM 1 QUESTIONS AND
ANSWERS
Transcription factors (TFs) - ANSWER -A regulatory protein that binds
to DNA and affects transcription of specific genes. Can wither activate
or repress expression of genes
Termination of transcription - ANSWER -RNA polymerase r...
Mutation - ANSWER -permanent change in a DNA /RNA sequence that
affects genetic information
,germline mutation - ANSWER -happens in germ cells, inheritable, in
all cells
somatic mutation - ANSWER -A mutation that occurs in the body cells
from spontaneous development. Cannot be inherited. Acquired
causes of mutations - ANSWER -• Incorrect copying of the DNA
sequence/
Environmental
•Exposure
•Spontaneous
silent mutation - ANSWER -alters a base but does not change the
amino acid
DNA is - ANSWER -master blueprint for human being
Gene - ANSWER -the basic unit of inheritance
DNA makes - ANSWER -proteins
, Chromosomes - ANSWER -threadlike structures made of DNA
molecules that contain the genes
23 pairs of - ANSWER -chromosomes
Allele - ANSWER -variant of a gene
A cell holds how many alleles of each gene? - ANSWER -2, one from
mom and one from dad
Phenotype - ANSWER -An organism's physical appearance, or visible
traits. Affected by environment
Genotype - ANSWER -genetic makeup of an organism
locus - ANSWER -Location of a gene on a chromosome
Homozygous - ANSWER -An organism that has two identical alleles
for a trait
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