Biology EOC Exam Study guide – Flashcards
Unlock all answers in this set
Unlock answersquestion
Define Hypothesis
answer
testable explanation/a possible answer to a experiment
question
Define Independent variable
answer
The variable being tested
question
Define Dependent Variable
answer
Variable being measured or the outcome
question
Define Constants/controlled variables
answer
Stays the same or unchanged
question
Define Theory
answer
A well supported explanation.
question
A carbohydrate is the body's main source of _______.
answer
Energy
question
Lipids _____ energy and make up _____ ______.
answer
store; cell membrane
question
Nucleic acids are the ______ to make ____. (produces traits)
answer
Directions; Proteins
question
Proteins are the building block of cell _____. (speed up reactions)
answer
Enzymes
question
Explain how enzymes affect the activation energy and speed up a reaction.
answer
Because there is a lower activation energy (AE). so that will increase the speed
question
Explain Activation Energy
answer
energy that starts the reaction
question
Explain Organic Catalyst
answer
Speeds up the reaction
question
Enzymes are denatured or destroyed by what two (2) key factors?
answer
High temperature (heat); and the change in pH (acids and bases).
question
What is ATP
answer
A high energy molecule
question
Why is ATP important?
answer
because it fuels cells or releases energy when phosphate is released.
question
What is the equation for photosynthesis
answer
CO²+H²O→C⁶H¹²O²
question
What is the equation for Cellular Respiration (humans)
answer
O²+C⁶H¹²O⁶→CO²+H²O
question
What is the overall purpose of photosynthesis?
answer
To convert solar energy into food (sugar)
question
What is the overall purpose of Cellular Respiration
answer
To break down food (sugar) into usable energy.
question
Photosynthesis takes place in the ____ (cell)
answer
Chloroplast
question
cellular respiration takes place in the _____ (cell)
answer
Mitochondria
question
Whats the difference between a Prokaryotic Cell and a Eukaryotic Cell
answer
Prokaryotic Cell- has no nucleus (a bacteria) Eukaryotic Cell- has a nucleus (larger) and is a plant or animal cell.
