30 Questions
What is the lowest level of organization of matter that has the ability to perform activities attributed to life?
Cell
Who first used the term 'cell' in biology and when?
Robert Hooke in 1665
Which scientist concluded that animals are composed of cells?
Theodor Schwann
Who proposed that all organisms are made up of one or more cells?
Mathias Schleiden
What is the basic unit of structure of all organisms according to the cell theory?
Cell
'New cells could only arise from existing cells' - Who made this observation?
Rudolf Virchow
Where does protein synthesis occur in a cell?
Ribosomes
Which organelle is known as the 'Roads' of the cell?
Endoplasmic Reticulum
What gives Rough ER its rough appearance?
Presence of ribosomes
Which organelle helps in making proteins?
Ribosomes
Which organelle is responsible for packaging, modifying, and transporting materials within a cell?
Golgi apparatus
What is the function of Smooth ER in a cell?
Making fats or lipids
What is the function of cytoplasm vacuoles?
Increase cell size
Which of the following is a function of plastids in a plant cell?
Site of photosynthesis
What gives chromoplasts their yellow, orange, or red color?
Carotenoid pigment
Which organelle is known for temporarily storing starch in plants?
Leucoplast
What is the role of chlorophyll in a chloroplast?
Absorbing solar energy
What is the fluid-filled region enclosed by the two membranes of a chloroplast called?
Stroma
What is the main function of peroxisomes in the cell?
Breaking down fats
Which organelle is known as the 'Clean-up Crews' of the cell?
Lysosomes
What is the main role of microbodies called glyoxysomes?
Convert fats into carbohydrates
Which cytoskeletal element is responsible for cell shape and movement within the cell?
Actin filaments
What is the structure of centrioles primarily composed of?
Microtubule triplets
Which organelle is abundant in the liver and helps in breaking down fats?
Peroxisomes
What is the main function of the cell wall in plant cells?
Provides support and protection
Which organelle is the site of photosynthesis in green plants and algae?
Chloroplast
What is the main component of the cell wall?
Cellulose
Which organelle is involved in the metabolism of hydrogen peroxide?
Perixosomes
What is the function of the endoplasmic reticulum in a cell?
Secretion of proteins
Where is the main genome located within a cell?
Nucleus
Learn about the fundamental unit of life, the cell, and its functions such as nutrition, biosynthesis, and growth. Explore the history of cell discovery and its origins from the Latin word 'cella'.
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