Biology is the study of

_____________________

The smallest unit of life is a

• _________________

Animal cell Plant cell

Levels of organization of living things

• Cells come together to make _______

• Tissue comes together to make ________

• Organs come together to make

• ______________ ___________

• Organ systems come together to make

• ______________

Cell division

• To make more cells, cells need to divide. They do this during the cell cycle and mitosis

• There are 4 phases of mitosis

Interphase

• This is the longest phase.

• During interphase, the cells __________,

DNA ___________ & the cell prepares for ________________

Prophase

• During prophase, the _____________- become visible, the ___________ separate and take up positions on opposite sides of the nucleus

Metaphase

• During metaphase, the chromosomes will line up in the _____________

Anaphase

• During anaphase, the chromosomes are being pulled _________________

Telophase

• The final phase of mitosis.

• During telophase, the ___________ gather at opposite ends of the cell. Two new nuclear envelopes will form

Cytokinesis

• During cytokinesis, the _________pinches in half. Each daughter cell has an identical set of duplicate chromosomes.

What do living things need to live?

• Plants need water, ___________ and the energy of the _____________

• Animals need ____________ and _________

Photosynthesis and cellular respiration