Unit 1
A scientist uses this to view the structure of some plant cells
What is a microscope?
This type of cell has a cell wall
What is a plant cell?
the parts that contain information and are passed from the parent to the offspring
What are genes?
A group of organisms that can breed with each other, and produce fertile offspring. For example, a horse can breed with another horse. Horses are an animal species.
what are species
Behaviors or activities performed by an organism that increase its fitness.
what are Behavioral adaptations?
The explanation for an observation
A thin outer covering that surrounds the body of a cell.
What is a Cell Membrane?
Humans have two sets of chromosomes.
What is what Allele
Scientists estimate the great majority of the species that have lived on Earth are now extinct.
What is extinction
Behaviors that occur naturally in an organism.
What are Innate Behaviors?
An understanding that is accepted as true
What is an assumption?
A membrane-bound compartment found inside the cell body
Machine-like molecules that can carry out specific functions in a cell.
Whats a protein.
A method for determining the age of fossils that depends on radioactive decay.
What is Absolute dating.
Activities or behaviors that are acquired by an organism through experience.
What are Learned Behaviors?
An explanation for observable phenomenon
The power house of the cell
What is a mitochondria?
The comparison of one quantity to another.
What is ratio
A group of fossils in chronological order.
What is a fossil record?
The state of inactivity in organisms, where growth and development are paused.
What is Dormancy?
Describing the quality of what is observed
What is Qualitative Observation?
The organelles responsible for photosynthesis
What are chloroplasts?
An organism’s genetic makeup, as determined by its alleles. For height, a pea plant can have a genotype of TT, Tt, or tt.
What is genotype.
A relative scale divided by time in geologic history, or a way to organize Earth’s history according to the layers of the earth where information about that time is recorded.
what is a geologic time scale?
A period of time in which an organism stops or slows its normal functions.
What is Hibernation?