General Biology 1

What is the control center of the cell?

• Nucleus

• Cytoplasm

• Golgi apparatus

• Ribosomes

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They are the sites of protein synthesis.

• Lysosomes

• Peroxisome

• Ribosomes

• Nucleus

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It is a system of continuous membranes within the cytoplasm. It has two types: the smooth and rough.

• Centrioles

• Endoplasmic reticulum

• Golgi apparatus

• Chloroplast

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It is called the "powerhouse of the cell".

• Mitochondria

• Cytoskeleton

• Nucleus

• Plastids

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A _________________ envelopes each cell of an organism.

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What organelle is in the picture?

• Rough ER

• Smooth ER

• Golgi apparatus

• Nucleus

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He is the first one who coined the term "cells"

• Robert Brown

• Rudolf Virchow

• Anton van Leeuwonhoek

• Robert Hooke

He stated that cells are the units of life.

• Robert Hooke

• Anton Van Leeuwenhoek

• Henri Dutrochet

• Matthias Schleiden

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He proposed that all plants are made up of cells.

• Matthias Schleiden

• Robert Brown

• Robert Hooke

• Henri Dutrochet

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He suggested that the cell is not only a structural unit of life but a physiological one.

• Henri Dutrochet

• Matthias Schleiden

• Theodor Schwann

• Robert Hooke

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