Edinsight - Biology, Unit 2

Front

What type of microscope is best for viewing the outside of a paramecium at 1000X magnification?

Back

Compound Light Microscope

Front

What is the structure of a cell's plasma membrane that allows it to be selectively permeable?

Back

The membrane is composed of a double layer of phospholipids with embedded proteins.

Front

Which microscope is used to take a 3D image of a specimen?

Back

Scanning Electron Microscope

Front

What cell structures are involved in producing and exporting proteins out of the cell?

Back

Endoplasmic reticulum, ribosomes, Golgi apparatus, and membrane.

Front

What is the process called when particles move from high to low concentration?

Back

Passive Transport

Front

What is the main function of the nucleus in a cell?

Back

The nucleus houses the cell's genetic material (DNA) and controls cellular activities.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.

Front

What is the difference between active transport and passive transport?

Back

Active transport requires energy to move substances against their concentration gradient, while passive transport does not.

Front

What is the function of the Golgi apparatus?

Back

The Golgi apparatus modifies, sorts, and packages proteins and lipids for secretion or delivery to other organelles.

Front

What is the primary role of mitochondria in a cell?

Back

Mitochondria are known as the powerhouse of the cell, generating ATP through cellular respiration.