WorksheetsN6.3 Proteins in the Body
Total questions: 20
Worksheet time: 23mins
What is the correct order to make a protein?
Protein, DNA, RNA
RNA, DNA, Protein
DNA, RNA, Protein
Protein, RNA, DNA
Which RNA carries the message?
mRNA
rRNA
tRNA
An mRNA molecule is produced in which step of protein synthesis:
replication
transcription
duplication
translation
Glucose
Overall, protein synthesis consists of these steps
DNA synthesis, RNA synthesis and transcription
transcription and translation
DNA synthesis, transcription and translation
Which of the following is NOT a function of proteins in the body?
enzymes
antibodies
structural components
blood buffers
main energy source for the brain
The breakdown of proteins into amino acids is called
anabolism
catabolism
The buildup of proteins from amino acids is called
anabolism
catabolism
Protein (a) refers to the constant breakdown of dietary proteins and the building up of proteins needed by the body.
_____ nitrogen balance indicates that more nitrogen is being incorporated into the body's tissues than is being used for energy.
positive
negative
_____ nitrogen balance indicates that more nitrogen is being used for energy than is being incorporated into the body's tissues.
positive
negative
In which cases would the body be in positive nitrogen balance? (Check all that apply.)
pregnancy
healing a wound
under-nutrition
growing during childhood
weight loss
The conversion of non-carbohydrate substrates into glucose is called __.
Glycogenesis
Glycolysis
Gluconeogenesis
Glycogenolysis
