In the case of a genetic disorder, how can the genetic code be changed?
A. By a trauma
B. By a mutagen
C. By a carcinogen
D. None of these answers are correct
Answer: B
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In a species of insect that lives at cold temperatures, which of the following adaptations to the plasma membrane would help promote membrane fluidity?
A. Thinner glycocalyx B. More cell junctions C. More cholesterol in the membrane D. More integral membrane proteins E. More transmembrane proteins
All cell organelles are renewable
Indicate whether the statement is true or false
Larger molecules such as cholesterol would be taken into a cell by receptor-mediated endocytosis.
Answer the following statement true (T) or false (F)
The vessel that supplies blood to the nephron is called the ________
A) efferent arteriole B) afferent arteriole C) arcuate artery D) cortical radiate artery