Homeostasis within Living Systems

Which part of a plant cell contains cellulose and forms a rigid outer layer?

• Cell Membrane

• Cell Wall

• Nucleus

• Mitochondria

What part of a cell is known as "The Powerhouse"?

• Nucleus

• Cell Membrane

• Vacuoule

• Mitochondria

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

What part of the cell helps the cell maintain homeostasis?

• Mitochondria

• Nucleus

• Cell Membrane

• Cell Wall

Tags

NGSS.MS-LS1-2

Osmosis is the process of _______ molecules diffusing across a membrane from an area of higher

concentration to an area of lower concentration.

• oxygen

• water

• carbon dioxide

• blood

What does it mean if a membrane is permeable?

• Substances can flow freely through the membrane.

• Substances are not allowed to flow through the membrane.

Cell Theory states all of the following, EXCEPT

• All living things are made of cells.

• Energy can be destroyed.

• The cell is the basic unit of life.

• Living things come only from other living things.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

___________ is the molecule of life, a blueprint of each living thing.

• Oxygen

• Red blood cells

• White blood cells

• DNA

Tags

NGSS.HS-LS1-1

DNA is found in what part of the cell?

• cell membrane

• nucleus

• mitochondria

• chromosomes

Tags

NGSS.MS-LS3-1

Which one of these scientists was NOT responsible for contributing to the understanding DNA?

• Rosalind Franklin

• James Watson

• Nikola Tesla

• Francis Crick

Tags

NGSS.MS-LS3-1

Which body system provides movement, support and protection of the body?

• Muscular

• Skeletal

• Integumentary

• Endocrine