Bio 1010 Flashcards
Exam (27 cards)
What is the basic unit of life?
The cell
True or False: All living organisms are made up of cells.
True
What is the process by which plants convert sunlight into energy?
Photosynthesis
Fill in the blank: The genetic material in all living organisms is primarily made up of ____.
DNA
What is the function of ribosomes in a cell?
Protein synthesis
Multiple Choice: Which of the following is NOT a part of the cell theory?
A) All living things are composed of cells.
B) Cells are the basic unit of life.
C) All cells arise from pre-existing cells.
D) Cells can arise spontaneously from non-living matter.
D) Cells can arise spontaneously from non-living matter.
What is the powerhouse of the cell?
Mitochondria
True or False: Prokaryotic cells do not have a nucleus.
True
What is the role of chloroplasts in plant cells?
To conduct photosynthesis
Fill in the blank: The process by which cells divide to produce two identical daughter cells is called ____.
Mitosis
What is the main difference between mitosis and meiosis?
Mitosis produces two identical cells, while meiosis produces four genetically different cells.
Multiple Choice: Which of the following structures is found in plant cells but not in animal cells?
A) Cell membrane
B) Cell wall
C) Nucleus
D) Mitochondria
B) Cell wall
What are the building blocks of proteins?
Amino acids
True or False: Enzymes are a type of carbohydrate.
False
What is the primary function of the plasma membrane?
To regulate what enters and exits the cell
Fill in the blank: The sequence of DNA that codes for a protein is called a ____.
Gene
What is the term for the maintenance of a stable internal environment in an organism?
Homeostasis
Multiple Choice: Which biomolecule serves as the primary energy source for cells?
A) Proteins
B) Carbohydrates
C) Lipids
D) Nucleic acids
B) Carbohydrates
What type of bond holds together the two strands of DNA?
Hydrogen bonds
True or False: A mutation is a change in the DNA sequence.
True
What is the role of the endoplasmic reticulum?
It synthesizes proteins and lipids.
Fill in the blank: The fluid inside a cell is called ____.
Cytoplasm
What is the primary function of the Golgi apparatus?
To modify, sort, and package proteins and lipids for secretion or use within the cell.
Multiple Choice: Which of the following processes requires oxygen?
A) Anaerobic respiration
B) Aerobic respiration
C) Fermentation
D) Glycolysis
B) Aerobic respiration
