Themes and Concepts of Biology
Biology is the study of _____
life
Results that do not support a hypothesis are also known as ________ ______ (two words).
Negative data
What is the smallest unit of MATTER?
The atom
The root word "phobic" means _____.
To hate/fear
What is the smallest unit of LIFE?
The cell
What was the purpose of the Human Genome Project?
To map the human genome (our DNA)
What is number of electron are held in the first shell of a STABLE atom?
2 electrons
True or False: Cholesterol is always bad
False
True or False: there are two domains that encompass all living things
False, there are 3. Bacteria, Archaea, and Eukarya
True or False: the placebo effect is fake?
False
True or False: Hydrogen bonds are the weakest chemical bond
True
Which of the following components of a nucleic acid can vary: Phosphate, sugar, or nitrogenous base?
nitrogenous base
Morphological/visual observation
A valid hypothesis must be testable and ___________.
Falsifiable
What do our bodies use to maintain normal pH homeostasis?
Buffers
Which of the following is NOT a MONOsaccharide: glucose, fructose, starch
Starch
"Sensitivity to stimuli" and "adaptation" are two distinct characteristics of living things. How are they different?
Sensitivity = acute response
Adaptation = evolution over time
In an experiment testing how local ladybug populations impact aphid populations, what is the DEPENDENT variable?
Aphid population
If a solution changes from a pH of 5 to a pH of 7, how does that change the hydrogen ion concentration?
Decreased H+ concentration
Primary