Biological Principles Lab (BSC 1010L) MIDTERM REVIEW

These flashcards cover key concepts, definitions, and processes related to the Biological Principles Lab midterm review.

The purpose of the Eyewash Station is to __________ chemicals or hazardous materials from the eyes.

flush out

In an experiment, the __________ variable is the factor that is manipulated.

independent

A dependent variable is the measured __________ of an experiment.

outcome

The control group in an experiment is used for __________ comparison.

baseline

A good hypothesis includes both an __________ variable and a dependent variable.

independent

The Biuret Test detects the presence of __________ in a sample.

proteins

The Lugol’s Test is used to detect __________ in a sample.

starch

Diffusion is defined as the movement from __________ concentration to low concentration until equilibrium is reached.

high

Osmosis is the movement of water from low __________ concentration to high concentration.

solute

The cell membrane is described as a __________ permeable barrier that controls molecular movement.

selectively

Enzymes act as biological __________ that lower the activation energy of reactions.

catalysts

The substrate binds to the enzyme at the __________ site for a reaction to occur.

active

In the Lock and Key Model, the enzyme's active site is a perfect fit for the __________.

substrate

The __________ group in a lab experiment receives no treatment or altered conditions.

control

After conducting an experiment, one must perform an __________ to interpret the data collected.

analysis

The __________ structure of proteins is determined by the sequence of amino acids.

primary

Plants store energy primarily in the form of __________, while animals store energy as glycogen.

starch

A scientific question must be specific, __________, and focused on cause-and-effect relationships.

testable

The main energy source for the body is provided by __________.

carbohydrates

The __________ Pump is an example of active transport that requires energy.

Sodium-Potassium

If a person is exposed to high temperatures, enzymes can undergo __________, resulting in loss of function.

denaturation