Honors Biology: Unit 1 Learning Targets

Natural selection

________ helps explain it by letting us see that organisms best suited to their environments will have higher chances of survival, living longer, and reproducing than others.

Hypotheses

What are possible explanations based on research that must answer a question; they must also be falsifiable and testable? Answer with a single words or term.

Peer review

________ is so important in scientific explanations because scientists can check each other for personal biases, validity, integrity, and originality.

Certain characteristics

________ become more common in following generations of the species because they would be inherited.

aquatic biologists

Recently ________ have reported a decline in the population of frogs in local areas.

Scientific theories

________ are hypotheses that have stood up to repeated attempts at falsification, are supported by a great deal of evidence, and enable new findings to be predicted.

Scientists

________ can help each other make better, more precise, and objective papers involving scientific explanations.

Scientific laws

What are also supported by lots of evidence and observations; however, it explains how nature will behave under certain conditions, not how nature works? Answer with a single words or term.

control variable

The ________ is the group of frogs not exposed to acid (or very low levels), the independent variable is the high level of acid given to another group, and the dependent variable is the overall population.

population of frogs

The ________ gets smaller when exposed to high levels of acid.