Eukaryotic Cell Structure and Function

Fill-in-the-blank practice flashcards covering cellular structures, membranes, lipids, and organelle functions from the eukaryotic cell lecture.

Fats and oils are types of lipids called __________.

triglycerides

The double layer formed by phospholipids in the cell membrane is the __________.

phospholipid bilayer

Hydrophilic heads of phospholipids are __________.

water loving

Hydrophobic tails of phospholipids are __________.

water fearing

Sterols like cholesterol help cell integrity and are used to make __________.

hormones

Proteins that identify a cell's identity and location are __________ proteins.

recognition

Proteins built into the lipid bilayer are called __________ proteins.

integral

A protein on the edge of the cell membrane is a __________ protein.

peripheral

Because its parts can move around, the cell membrane is called a __________.

fluid mosaic

Mitochondria convert energy from organic molecules into __________.

ATP

The folds inside the inner membrane of a mitochondrion are called __________.

cristae

The fluid inside a mitochondrion is called the __________.

matrix

Ribosomes build proteins and are made of protein and __________.

RNA

The endoplasmic reticulum covered in ribosomes is the __________ ER.

rough

Unlike the rough ER, the smooth ER is more __________ in shape.

tubular

The organelle that modifies and packages proteins for export is the __________.

Golgi apparatus

Lysosomes are organelles that contain __________ enzymes.

digestive

The internal structure giving shape to a cell is the __________.

cytoskeleton

Paired structures that organize cell division are called __________.

centrioles

Inside the nucleus, DNA forms thread-like material called __________.

chromatin

Ribosomes are built inside the nucleus in the __________.

nucleolus