The molecule that can carry foreign DNA into host cells is a(n) ____.
A. cloning vector
B. transcriptase
C. DNA ligase
D. endonuclease
E. DNA polymerase
Answer: A
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A trait with a heritability value of 0.75 indicates that 75% of the phenotypic variability seen in the population is caused by ____ of the population
a. genetic differences b. environmental differences c. concordance d. epigenetic effects e. the equal contribution of the genotype and the environment
Which of the following are primarily structures
for the packaging of cellular secretions for export from the cell?
a. Golgi bodies b. mitochondria c. lysosomes d. ribosomes e. endoplasmic reticulum
The smallest cell structure that would most likely be visible with a standard (not super-resolution) research-grade light microscope is a _____
A) mitochondrion B) microtubule C) ribosome D) microfilament
As TSH levels increase, thyroxine levels should decrease
Indicate whether the statement is true or false