Unit 1
What is the definition of Observation
Information gathered using senses
What is the definition of cell?
The basic structural unit of all living organisms
How many pairs of chromosomes do humans have?
23
What is the definition of a fossil?
The preserved remains, mineral replacements, or traces of organisms that lived in the past.
What is it called when animals and plants adapt to survive in their habitats?
Adaptation
What are the 3 things that a hypothesis should clearly state?
What is being tested
The predicted outcome
A possible explanation
Who's work helped to show that all living things were made of cells?
Schleiden and Schwann’s
Who used a white and purple pea plant to show how offspring could be either purple or white?
Gregor Mendel
What are 3 different examples of fossils?
A footprint of an animal
plants or animals that are trapped in amber
skeletal stone that is left behind by a dead animal
What is it called when an organism moves from one region to another?
Migration
What are the 5 steps of the scientific process?
Make an observation
Form a inference
Experiment and collect data
Analyze data and draw a conclusion
Communicate results
What sugar molecule do living cells rely on breaking down to obtain energy?
Glucose
What is a Punnett square used for?
To show all possible genotypes that can result from a cross between two parents.
Who put together the theory of evolution in a book called, "On the Origin of Species?"
Charles Darwin
What is a symbiotic relationship in which both organisms benefit?
Mutualism