Exam (elaborations)
NFS441 URI Exam 1 Questions & Answers 2023/2024
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NFS441 URI Exam 1 Questions & Answers 2023/2024
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NFS441 URI Exam 1 Questions &Answers 2023/2024
What are the 3 key features to a plasma membrane? - ANSWER-1. adjusts and reacts to environment
2. protects cell
3. receptor proteins present: moved here after synthesis on rough endoplasmic reticulum
Cell replication and cell transcription occur in what part of the cell? - ANSWER-the nucleus
What is it called when DNA unravels and nucleotides are added to each strand to make two sets -
ANSWER-cell replication
What is it called when MRNA is created from sequence of one DNA Strand (sense strand) - ANSWER-cell
transcription
3 key features of apoptosis - ANSWER-1. program for cell death
2. program for developmental changes
3. retain materials in cell after death of cell or developmental changes
A key feature of the cell is known as external dependency, which is... - ANSWER-where the cell gets its
sources of nutrients and its energy needs (ATP)
Nutrigenetics consists of three components... - ANSWER-1. detecting gene variants within a cell
2. discovering their effect upon function
3. identifying which environmental factors interact with those variants to trigger dysfunction or disease
This lies dormant until food is consumed and then triggers response due to genetic variant present -
ANSWER-food allergy
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