Biology Flashcards
What is a cell ?
A cell is a collection of living matter enclosed by a barrier that separates a cell from its surroundings.
Three characteristics of a cell
Three characteristics of a cells
Cells Can Grow , Reproduce & respond to their surroundings
What is biology ?
Biology is the science that seeks to understand the living world.
2 types of asexual reproduction.
A single called organisms divides in half to form two new organisms & a portion of an organism splits off to form a new organism
Living things are based on
Genetic code
Why does a organism need energy & a constant supply of materials ?
An organism uses energy & constant supply of materials to grow , develop & reproduce.
What is metabolism ?
The combination of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes
What is homeostasis ?
Process by which organisms maintain a relatively stable internal environment
What is a botanist ?
Botanist studies plants
What is a paleontologist ?
Paleontologist studies ancient life
What is the largest level of bio logical study ?
Living systems
What is a zoologist ?
Zoologist study animals
