Did
What comes next in the levels of organization?
Cells -- Tissues -- Organs -- ?????
Organ Systems
A tool for seeing very tiny things, including cells.
Microscope
This scientist gave "cells" their name when he saw them in cork tree bark under a microscope.
Robert Hooke
Group of cells that work together form
Tissues
A human is an example of this type of organism.
Multicellular
This type of tissue fills in space and connects other tissues together.
Connective
Many cells make up this type of organism.
Multicellular organism
What comes next??
Cells, ?????, Organs, ???????, Organism
Tissue
Organ System
Nervous tissue connects these two body parts.
Brain and spinal cord
A multi or unicellular organism that contains a nucleus.
Eukaryote
The control center or "brain" of the cell that contains genetic material or DNA.
Nucleus
The bones, joints, and marrow are major parts of this body system.
Skeletal system
Smallest functional unit of life
Cell
You look through this part of a microscope and has a 10x lens in it.
Eyepiece
Structure made up of two or more different tissue types that work together to do a certain job.
Organ
All cells have a nucleus, which acts like the brain of the cell. TRUE or FALSE
FALSE
A group of organs that work together.
Organ Systems
Say the levels of organization from LEAST to MOST complex.
Cells, tissues, organs, organ systems, organisms
This scientist is recognized for improving the microscope lens.
Leeuwenhoek
The nose, mouth, and lungs are part of this body system.
Respiratory system
Stores food, water, minerals and wastes
Vacuoles
Organelle that breaks down sugar to release energy into a form a cell can use; known as the "powerhouse" of the cell.
Mitochondria
The pancreas, thyroid and pituitary gland are major parts of this human body system.
Endocrine system
The organelle that controls all cell activity and contains the DNA; the "brain" of the cell.
Nucleus
Jelly-like substance inside of cells.
Cytoplasm