Cells and Tissues

CE

Chief Editor

Feb 12, 2023

Table of Contents

Practice Quiz Mode

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Which of these clues would tell you whether a cell is prokaryotic or eukaryotic?

Difficulty: Hard

A:

The presence or absence of a cell wall

B:

Whether or not the cell is partitioned by internal membranes

C:

The presence or absence of ribosomes

D:

Whether or not the cell contains DNA

There are micrometers (um) in one millimeter (mm).

Difficulty: Medium

A:

10

B:

100

C:

1000

D:

\frac{1}{1000}

The plasma membrane does all of these except.

Difficulty: Medium

A:

Contains the hereditary material

B:

Acts as a boundary or border for the cytoplasm

C:

Regulates passage of material in and out of the ceil

D:

Functions in the recognition of self

Which of these materials is not a component of the plasma membrane?

Difficulty: Medium

A:

Phospholipids

B:

Glycoproteins

C:

Proteins

D:

DNA

Cells walls are found in these organisms, except for which all lack cell walls?

Difficulty: Medium

A:

Plants

B:

Animals

C:

Bacteria

D:

Fungi

The is a major component of plant cell walls.

Difficulty: Easy

A:

Chitin

B:

Peptidoglycan

C:

Cellulose

D:

Cholesterol

Plant cells have __ and which are not present in animal cells.

Difficulty: Medium

A:

Mitochondria, chloroplasts

B:

Cell membranes, cell walls

C:

Chloroplasts, nucleus

D:

Chloroplasts, cell wall

The_______ is the membrane enclosed structure in eukaryotic cells that contains the DNA of the cell.

Difficulty: Hard

A:

Mitochondrion

B:

Chloroplast

C:

Nucleolus

D:

Nucleus

Ribosomes are constructed in the.

Difficulty: Easy

A:

Endoplasmic reticulum

B:

Nucleoid

C:

Nucleolus

D:

Nuclear pore

Rough endoplasmic reticulum is the area in a cell where synthesized.

Difficulty: Easy

A:

Polysaccharides

B:

Proteins

C:

Lipids

D:

DNA

Smooth endoplasmic reticulum is the area in a cell where are synthesized

Difficulty: Medium

A:

Polysaccharides

B:

Proteins

C:

Lipids

D:

DNA

The mitochondrion functions in.

Difficulty: Easy

A:

Lipid storage

B:

Protein synthesis

C:

Photosynthesis

D:

Cellular respiration

The thin extensions of the inner mitochondrial membrane are known as

Difficulty: Medium

A:

Cristae

B:

Matrix

C:

Thylakoids

D:

Stroma

The chloroplast functions in_________.

Difficulty: Easy

A:

ATP synthesis

B:

Protein synthesis

C:

Photosynthesis

D:

DNA replication

Which of these cellular organelles have their DNA?

Difficulty: Medium

A:

Chloroplast

B:

Nucleus

C:

Mitochondrion

D:

All of these

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