Tschida Semester 1 Biology 1 Final Study Guide

Front

What is the temperature on day 9?

Back

20°C

Front

What characteristic of life explains that a cow's digestive system breaks down grass and extracts nutrients?

Back

All living things need and use energy.

Front

What process involves the division of the cytoplasm into two equal amounts?

Back

Cytokinesis

Front

What part of the microscope is used to hold the slides?

Back

Stage

Front

What type of cellular transport requires energy from the cell?

Back

Active transport.

Front

Define cytokinesis.

Back

The process during cell division where the cytoplasm divides, resulting in two daughter cells.

Front

What is active transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What is the function of the diaphragm in a microscope?

Back

It controls the amount of light that reaches the specimen.

Front

What is diffusion?

Back

The passive movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What is the role of the light source in a microscope?

Back

To illuminate the specimen being observed.