Bio Cells

All cells don't come from pre-existing cells.

False

Many prokaryotes have flagella that allow them to attach to surfaces.

False

What did Leeuwenhoek do?

First to observe and describe cells in a microscope

What part of the cell serves to process, package and export proteins?

Golgi apparatus

He discovered that all plants were made of cells, which contributed to the development of the cell theory:

Matthias Schleiden

Which type of cell appeared first on earth?

Prokaryotic cells

Who was the first person to see cells under the microscope and give them a name? a. Anton van Leeuwenhoek b. Robert Hooke c. Theodor Schwann d. Matthias Schleiden

Robert Hooke

What does the Cell Theory state?

That all living things are made of cells

What is the name of the organelle that contains chlorophyll and is only found in plant cells?

chloroplasts

The jellylike interior of the cell is called the

cytoplasm

A cell has circular DNA, is small and simple, and no nucleus or membrane bound organelles. What type of cell is this?

prokaryotic

What type of cell is a bacteria cell?

prokaryotic cell

Rudolph Virchow's observations helped to disprove was commonly held belief of the time?

spontaneous generation

Lysosomes contain specific enzymes that break down large molecules, such as food particles.

true

Robert Hooke first observed cells by looking at a thin slice of cork under a microscope.

true

Organisms made up of only one cell are called

unicellular

What were scientists beginning to realize?

All living things are made up of cells.

What was Robert Hooke most famous for?

Being the first person to use the word "cell."

What statement about cells is part of the cell theory? a. All cells capture energy from sunlight b. Cells come only from other living cells c. Cells are found in most living things d. Cells with cell walls do not have cell membranes

Cells come only from other living cells

The genetic material that provides instructions for making proteins is

DNA

Which of the following statements about prokaryotes is correct? a. They have a nucleus. b. Their evolution preceded that of eukaryotes. c. The organelles in their cytoplasm are surrounded by membranes. d. They are multicellular organisms.

Their evolution preceded that of eukaryotes.

Cell is the basic unit of life.

True

The smallest unit that can perform the basic activities of life is

a cell

Which of the following is NOT one of the main components of the cell theory? a. cells must contain DNAThis answer is correct. b. all living things are made of cells c. cells can only come from other cells d. cells are the basic unit of life

a. cells must contain DNA

Which cells have a cell membrane, cytoplasm, ribosomes, and DNA?

all cells

Which of the following is part of the cell theory? a. All living things are made of one cell. b. Cells are the basic units of structure and function in organisms.This answer is correct. c. Most cells arise from existing cells. d. Cells are nonliving units that make up organisms.

b. Cells are the basic units of structure and function in organisms.

The word cyto means:

cell

All the following are found in both plant and animal cells, except a cell wall c. a cell membrane d. endoplasmic reticulum

cell wall

What organelle does a plant cell have that an animal cell does not have, that supports the cell and is the outer most layer?

cell wall

Which of the following is found in plant cells, but not animal cells? a. cell wall b. vacuole c. mitochondria d. endoplasmic reticulum

cell wall

What is every plant made up of, and what is the blob-like structure inside each cell?

cells, the nucleus

Plant cells have a large membrane-bound compartment in which water, waste products, and nutrients can be stored. This compartment is called the

central vacuole

The organelles associated with plant photosynthesis are the

chloroplasts

Which of the following is not true? a. Cells are ALIVE. b. Cells are the basic building blocks of life. c. Sometimes single cells exist on their own and sometimes creatures are made up of millions of cells put together. d. Atoms are living things.

d. Atoms are living things.

Which of the following statements is True a. Eukaryotic cells do not have a nucleus, Prokaryotic cells do b. Prokaryotic cells are bigger than Eukaryotic cells c. Eukaryotic cells are simple, Prokaryotic cells are complex d. Prokaryotic cells came before Eukaryotic cells

d. Prokaryotic cells came before Eukaryotic cells

A typical animal cell contains one or more chloroplasts.

false

A unicellular organism is composed of many individual, permanently associated cells that coordinate their activities.

false

All cells have a cell wall that surrounds them.

false

All multicellular organisms are made up of prokaryotic cells.

false

Which of the following would you NOT find in a bacterial cell? a. DNA b. cell membrane c. golgi apparatus d. ribosomes

golgi apparatus

What part of the cell is responsible for breaking down and digesting things?

lysosomes

Which of the following led to the discovery of cells?

microscopes

A cell that requires a lot of energy might contain large numbers of

mitochondria

Organisms made up of many cells are called

multicellular

Where are ribosomes usually located in animal and plant cells?

on the endoplasmic reticulum

A structure within a eukaryotic cell that carries out specific activities inside the cell is called a(n)

organelle

has a large vacuole

plant cell

The size to which cells can grow is limited by their

surface area-to-volume ratio

Surface area is an important factor in limiting cell growth because

the cell may become too large to take in enough food and to remove enough wastes

Which of the following is not a difference between Prokaryotic and Eukaryotic Cells? a. The size of the cells b. The complexity of the cells c. The age of the cell d. Having a nucleus

the complexity of the cells