Exam (elaborations)
PLTW KEY TERMS DEFINITION QUESTIONS AND ANSWERS 100% CORRECT | LATEST UPDATE 2025
- Course
- Institution
PLTW KEY TERMS DEFINITION QUESTIONS AND ANSWERS 100% CORRECT | LATEST UPDATE 2025
[Show more]
Content preview
PLTW KEY TERMS DEFINITION QUESTIONSAND ANSWERS 100% CORRECT | LATEST
UPDATE 2025
biomedical science - ANSWER the application of the principles of the natural
sciences, especially biology and physiology
forensic science - ANSWER the application of scientific knowledge to questions
of civil and criminal law
personal protective equipment - ANSWER specialized clothing or equipment
worn by an employee for protection against infectious materials(as defined by
OSHA)
experiment - ANSWER A research study conducted to determine the effect that
one variable has upon another variable.
Hypothesis - ANSWER Clear prediction of the anticipated results of an
experiment.
Positive Control - ANSWER Group expected to have a positive result, allowing
the researcher to show that the experimental set up was capable of producing
results.
negative control - ANSWER Control group where conditions produce a negative
outcome. Negative control groups help identify outside influences which may be
present that were not accounted for when the procedure was created.
, Dependent Variable - ANSWER The measurable effect, outcome, or response in
which the research is interested.
independent variable - ANSWER The variable that is varied or manipulated by
the researcher.
Control Group - ANSWER The group in an experiment where the independent
variable being tested is not applied so that it may serve as a standard for
comparison against the experimental group where the independent variable is
applied.
Helix - ANSWER Something spiral in form.
Deoxyribonucleic Acid (DNA) - ANSWER A double-stranded, helical nucleic acid
molecule capable of replicating and determining the inherited structure of a cell's
proteins.
Nucleotide - ANSWER A building block of DNA, consisting of a five-carbon
sugar covalently bonded to a nitrogenous base and a phosphate group.
Adenine - ANSWER A component of nucleic acids, energy-carrying molecules
such as ATP, and certain coenzymes. Chemically, it is a purine base.
Chromosome - ANSWER Any of the usually linear bodies in the cell nucleus
that contain the genetic material.
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 StudySet. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72042 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now