Chapter 2: Cells

The endocytotic process in which particulate matter is brought into the cell is called

• phagocytosis

• pinocytosis

• exocytosis

The nuclear substance composed of histone proteins and DNA is ______.

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• 
• 
• 

Final preparations for cell division are made during this stage of the cell life cycle

• G2

• M

• S

• G1

Tags

NGSS.HS-LS1-4

The fundamental bilayer structure of the plasma membrane is determined almost exclusively by _____.

• phospholipid molecules

• peripheral proteins

• cholesterol molecules

• integral proteins

Match the following

• this type of endoplasmic reticulum is a network of hollow tubes involved in lipid metabolism

• 
• a continuation of the nuclear envelop forms this ribosome-covered cytoplasmic organelle

• 
• a stack of 3-10 membranous discs, with vesicles.

• 
• In nondividing cells, the highly coiled parts of chromosomes form this type of chromatin.

• 

Tags

NGSS.HS-LS3-1

Match the following

• protein synthesis occurs at this organelle

• ribosome or rough ER

• this is a cluster eight histone molecules and the DNA strand that wraps them

• mitochondrion

• the only organelle with DNA and cristae

• nucleosome

• these are the cytoskeletal rods with the thickest diameter

• microtubules

Tags

NGSS.MS-LS1-2

Identify the true statement about centrioles

• they start to duplicate in G2

• they lie in the centrosome

• they produce the mitotic spindle

• they are membrane walled barrels lying parallel to each other

Tags

NGSS.HS-LS1-4

Match the following stages of mitosis

• metaphase

• the chromosomes are lined up in the middle of the cell

• anaphase

• the nuclear membrane fragments

• prophase

• the mitotic spindles form

• prophase

• the chromosomes (chromatids) are v-shaped

• telophase

• the nuclear membrane re-forms

Tags

NGSS.HS-LS1-4

Match the following cells with their most abundant organelles

• peroxisomes or smooth ER

• liver cell (detoxifies poisons)

• smooth ER

• muscle cells (highly contractile)

• lysosomes

• cell in the adrenal gland that makes steroid hormones

• microfilaments

• white blood cell (phagocytic)

Match the following cells with their most abundant organelles

• mitochondria

• epithelial cell in the outer payer of skin (withstand tension)

• intermediate filaments

• kidney tubule cell (makes and uses large amounts of ATP)

• rough ER

• mucous cell (secretes protein product)