Scientific Method
What is the variable that scientists change?
Independent Variable
What are the two types of reproduction?
asexual and sexual
What are the 4 different macromolecules?
Proteins, carbohydrates, lipids, and nucleic acids
what is the piece called that you look through in a microscope?
eyepiece
what is the study of life called?
biology
Which group includes the independent variable?
Experimental Group
What is it called when an organism can maintain a normal internal environment?
homeostasis
What macromolecule is fast acting energy storage?
Carbohydrates
What are the three objectives called with their magnifications?
low (4) medium (10) high (40)
What is a hypothesis?
a testable explanation for an observation
Dependent Variable
Which type of cells do not have a nucleus?
prokaryotes
What is the monomer of proteins?
Amino acids
What part of the microscope is used only under low power?
coarse objective
what is the group in an experiment that does not change called?
control group
If you were testing the effect of sleep on performance ability what is the independent and dependent variable?
Independent- amount of sleep
Dependent- performance ability
What is an organism that takes in light to obtain food called?
photoautotroph
What is the term that describes a larger molecule made up of smaller subunits.
polymer
What does the diaphragm do?
Adjusts how much light can get through to stage
When we start as a baby and transform to be who we are as adults, what characteristic of living things does that include?
growth and development
What are the 5 steps of the scientific method?
1. observe and ask a question
2. Make a hypothesis
3. Design an experiment
4. collect and analyze data
5.Draw a conclusion
What are we as humans called in terms of obtaining food/energy?
heterotrophs
The two types of nucleic acids are RNA and DNA. What does RNA do?
makes proteins
When looking through the eyepiece and the low objective what is the Toal magnification?
40x
What type of reproduction do bacteria cells go through?
asexual