問題一覧
1
What is the process of breaking down macromolecules into smaller subunits called?
Hydrolysis reaction
2
What is the main function of carbohydrates in human beings?
Quick, short-term cellular energy
3
Which type of carbohydrate is found in plant cell walls and is indigestible by humans?
Cellulose
4
What is the main function of lipids in living organisms?
Long-term energy storage
5
Which type of lipid is the primary component of cell membranes?
Phospholipids
6
Which of the following is NOT a function of proteins in living organisms?
Genetic information storage
7
What is the tertiary structure of a protein?
The three-dimensional shape of the protein
8
What is one of the primary roles of RNA in a cell?
To transport genetic information from DNA to the ribosome for protein synthesis
9
Which nitrogenous base found in DNA is replaced by uracil in RNA?
Thymine
10
What is the primary role of ATP in cellular processes?
To provide energy for cellular activities
11
What is the primary function of the plasma membrane?
To regulate the movement of substances into and out of the cell
12
What is the function of cholesterol in the plasma membrane?
To help regulate membrane fluidity
13
What is the cytoplasm?
The fluid-filled space inside the cell
14
What is the function of the nucleus?
To store genetic information
15
What is the function of the nucleolus?
To synthesize ribosomes
16
What is the difference between rough endoplasmic reticulum (ER) and smooth ER?
Smooth ER is involved in lipid synthesis, while rough ER is involved in protein synthesis.
17
What is the function of the Golgi apparatus?
To modify and package proteins
18
What are lysosomes?
Membrane-bound organelles that contain digestive enzymes
19
What is the main function of mitochondria?
To produce ATP through cellular respiration
20
How many ATP molecules can be produced from one glucose molecule during cellular respiration?
38