BIO 101 GLIDER UNL TEST 1
QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
Science - ANSWER determines general principles from observations and experimentation
Steps of the Scientific Method - ANSWER -Observation
-Question
-Hypothesis
- Prediction
- Controlled experiment
- Statistical analysis
- Reject or accept hypothesis bases on stat. analysis
- Publish Results
Hypothesis - ANSWER tentative explanation, based on known facts to account for observed phenomena
Experiments - ANSWER test alternative hypothese
Controlled experiment - ANSWER consists of 2 randomly selected groups of 2 organisms
(treated the same as experimental group except for one variable studied)
- provide standard against which changes in exp. group measured
- often impossible to control for all but one variable
experiemental group - ANSWER treated with respect to the variable being studied
Statistical analysis - ANSWER math formulas used to determine if:
- exp. should be accept or reject a hypothesis,
- whether the exp. results are due to chance alone or are due to experimental manipulation
, Placebo - ANSWER Substance (pill, liquid, ect) containing no medication- used as control
Placebo effect: - ANSWER a phenomenon in which some people experience a benefit after the
administration of a placebo- bases on anticipation that a placebo will help them.
Double-blind procedure - ANSWER neither the researcher nor subjects know who is receiving
experimental treatment.
What do living things do? - ANSWER -grow
-reproduce
-take in energy
-made of cells
-adaptation
-respond to environment
- maintain stable internal environment
- respiration
Living things respond to stimuli - ANSWER Detect and adjust to changes in environment
1. responses to stimuli include
-movement
- change in color
- release chemicals
Living things are composed of 1 or more __ - ANSWER cells
Living things have complex ____ - ANSWER organization
Living things take in and use energy - ANSWER 1. energy for living organisms ultimately derive from the
sun
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.49. You're not tied to anything after your purchase.