Biology Flashcards
Movement
Change in positions or place
Reproduction
Making the same organism as yourself
Sensitivity
Detecting and responding to change in the environment
Growth
Permanently increase in size & dry mass
Respiration
Release energy from nutrients
Excretion
Release toxic materials and excess waste
Nutrition
Take in nutrients for energy, growth and development
Cells
The smallest units of living things
Tissues
A group of similar cells that come together to perform a function
Organ
A group of tissues that work together to perform a specific function
Organ system
A group of organs that work together to perform a specific role, a group of organ systems work together to form an organism
Nucleus
Contains DNA, controls what happens in the cell
Cell membrane
Controls what goes in and out of the cell, keeps everything inside the cell
Cytoplasm
Chemical reactions happen in here