What is a scientific procedure used to learn new things?
experiment
The main part of a plant, either underground or above ground
Stem
Cells_______ for growth and repair
Divide
What does biology study?
life, living things
What can animations show?
things people can't see with their eyes
Most_____ spilt through mitosis
cells
What is an organized process to learn new things?
research
A flat, usually green, part of a plant
Leaf
Plants need sunlight to________.
Grow
Biology is the study of ________.
life
Biologists learn new things through _________.
research
What controls cell division?
The cell cycle
What food supplies a lot of protein?
Meat and Dairy
How many stages does mitosis have?
4
_____ is copied before cell division.
DNA
What is the first step of the scientific method?
making an observation
What is a model?
representation of a real life concept
What is the scientific method?
order of steps used in research
How has biology benefitted from technology?
new equipment made more experiments possible
The series of chemical reactions that plants and some bacteria use to make their own food
Photosynthesis
How do microscopes work?
they use lenses to make small objects look larger
What gives plants the energy necessary for photosynthesis?
The Sun
Research can be done in a ___________ or in the field.
laboratory
______ are made of molecules
Cells
What do biologists have to follow to perform their research?
the scientific method
Where is fieldwork performed?
natural environment
Evolution takes a very long ______________.
Time
What is a laboratory?
a place designed for scientific experiments
________ is the gradual change of a species over a long period of time.
Evolution
_________ change over many years to better fit their environment.
Species
What will happen if a species cannot adapt to their environment?
It will become extinct.
What happens if new data and old data disagree?
we need to do more research
Where does the body get nutrients from?
Food
Why is it important for scientists to share their results?
so other scientists can learn more
What is numbers or facts collected from an experiment?
data
A substance from food that gives the body the energy it needs
Nutrient
What do scientists have to do to make a conclusion?
analyze (think about) their data
_______ are used to study biology.
tools
What do omnivores eat?
Both plants and meat