General Biology

Cell Theory: The cell is the basic unit of structure and organization in organisms

• True

• False

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Cell Theory: All cells come from preexisting cells

• True

• False

cells without nucleus, Instead, their DNA floats around inside the cell

• Passive Cells

• Active Cells

• Prokaryotic Cells

• Eukaryotic Cells

Cells with nucleus and can be identified as multicellular

• Active Cell

• Passive Cell

• Prokaryotic

• Eukaryotic

Tags

NGSS.HS-LS1-2

It is a porous membrane (with pores) which permit the movement of selective substances in and out of the cell.

• Cell Wall

• Cytoplasm

• Nucleus

• Nucleolus

Tags

NGSS.MS-LS1-2

made up of a jelly like substance called cytosol inside the cell membrane which holds the organelles in the cell.

• Cell Wall

• Cytoplasm

• Nucleus

• Nucleolus

Tags

NGSS.MS-LS1-2

The center of a cell, a spherical body containing the nucleolus.

• Cell Wall

• Cytoplasm

• Nucleus

• Nucleolus

Tags

NGSS.MS-LS1-2

Each human cell contains how many pairs of chromosomes?

• 20

• 21

• 22

• 23

Tags

NGSS.HS-LS3-2

unique cells in that they originate as unspecialized cells and have the ability to develop into specialized cells that can be used to build specific organs or tissues.

• Stem Cells

• Bone Cells

• Blood Cells

• Nerve Cells

Tags

NGSS.HS-LS1-4

A Cell type with three primary types : osteoclasts, osteoblasts, and osteocytes.

• Nerve Cells

• Blood Cells

• Bone Cells

• Stem Cells

Tags

NGSS.HS-LS1-4