Unit 1
What is the definition of the term scientific theory?
What correctly describes the structure of chloroplasts?
Chloroplast have two membranes that allow light to pass through them
What statement defines alleles?
One of the two copies of genetic code that form a gene
What defines adaptation?
An inherited characteristic that increases an individual’s ability to survive in its environment
What defines learned behavior?
An activity or behavior that is acquired by an organism through experience
What are practices that could add to scientific knowledge?
Inferring, predicting, drawing conclusions
What is an accurate description of the shape of DNA?
A double helix
Which human traits form a wide range of states instead of two distinct states?
Hair color
What defines fitness?
An organism’s ability to pass on its alleles to the next generation
What defines innate behavior?
An activity or behavior that occurs naturally in an organism
What identifies a factor that would make the reasoning for a claim scientifically invalid?
A lack of supporting empirical evidence
What describes what the shape of a DNA molecule resembles?
A twisted ladder
Which molecule is a pigment?
Chlorophyll
What defines evolution?
The change in heritable traits that occurs in populations over time
What are the two components of the mechanism that maintains homeostasis in an organism?
detection – response