UNIT 1 Vocabulary Taxonomy Variable Dichotomous key Bacteria Cell Asexual reproduction DNA Hypothesis Homeostasis Theory Controlled experiment Scientific method Classification Taxonomy Variable Dichotomous key Bacteria Binary Fission Diffusion Osmosis Prokaryotic Cells

Smallest unit of life that contains all the materials necessary for life. Cells

The genetic material found in all living organisms DNA

The ability for all living things to maintain a stable internal environment is called Homeostasis

An experiment that tests only one variable at a time Controlled experiment

The arrangement of organisms into orderly groups based on their similarities Classification

The factor in a controlled experiment that can change Variable

The smallest and simplest organisms on the planet bacteria

The tendency of molecules to move from an area of high concentration to an area of low concentration Diffusion

A single parent produces offspring that are identical to the parent. Asexual reproduction

A hypothesis that has been supported by lots of evidence and experiments Theory

The diffusion of water molecules from an area of high concentration to low concentration Osmosis

A series of steps a scientist uses to answer or solve a problem Scientific method

Tool used to identify unknown organisms Dichotomous Key

A cell with no nucleus Example: Bacteria Prokaryotic cell

A possible explanation or answer to a scientific question hypothesis

Type of asexual reproduction used by bacteria, one cell splits into two. Binary Fission

The science of identifying, classifying, and naming living organisms Taxonomy

Found in all cells of living organisms, and contains the blueprint of life. DNA

The movement of molecules from an area of high concentration to an area of low concentration. Diffusion

Now it will get a bit harder… I will give you only two or three words and you will need to give me the vocabulary word they define.

Vocabulary Taxonomy Variable Dichotomous key Bacteria Binary Fission Cell Asexual reproduction DNA Hypothesis Homeostasis Theory Controlled experiment Scientific method Classification Taxonomy Variable Dichotomous key Bacteria Binary Fission Diffusion Osmosis Prokaryotic Cells

Steps scientist take Scientific Method

Smallest unit of life Cells

Possible explanation Hypothesis

Supported by Evidence Theory

Genetic Material DNA

No nucleus Prokaryotic Cell

Identify, classify, naming Taxonomy

Stable, internal, environment Homeostasis

Cell Division, asexual Binary Fission

Grouping by similarities Classification

Diffusion of Water Osmosis

Molecules, High to low Diffusion

Tool to identify Dichotomous key

One parent, identical Asexual reproduction

Factor that changes Variable

Now a bit harder…. I will show you a picture Now a bit harder…. I will show you a picture.. What word does it describe?

Dichotomous Key

Diffusion

Binary Fission

DNA

Cells (building blocks of Life)

Taxonomy

Scientific Method

Prokaryotic Cell

Osmosis

Homeostasis

Bacteria Review

Which of these characteristics describe bacteria? Unicellular No Nucleus Has a cell Wall d) Reproduces asexually e) All of the above

This Bacteria cell is reproducing by which method?

Asexual reproduction- ONE parent Binary Fission

An organism made up of only one cell is called?

Unicellular Organism

What are the two kingdoms of bacteria?

Archaebacteria Eubacteria

A cell with no nucleus is called ___________

Prokaryotic cell- NO NUCLEUS!

The genetic material found in all living organisms is called _____ The genetic material found in all living organisms is called _____. Blue print of Life

DNA

The building blocks of Life, also contains all materials necessary for life. Smallest unit of Life

Cells

Bacteria can move using a long whip-like tail called a _______

Flagella

What tool can scientist use to identify organisms?

Dichotomous Key

After forming a hypothesis, a scientist can….

Set up a controlled experiment

Name an organism that reproduces by binary fission.

E-coli, streptococcus, halophiles, methanogens, thermophiles

Transport in which molecules move from a LOW concentration to an area of High concentration.

Active Transport

The diffusion of water is called _________.

Osmosis

The ability to maintain a stable internal environment is called ___________.

Homeostasis

Name the 4 eukaryotic kingdoms

Plants, Protist, Animal, Fungi They all HAVE nuclei in their cells.

What did Carleus Linneaus do?

Came up with the science of Taxonomy.

Which of the following is NOT a characteristic of all living things Obtain and use energy Reproduce either sexually or asexually Respond to stimuli in their environment Adapt to changes in the environment Move to obtain their food and water Are unicellular or multicellular

NOT a Characteristic Move to obtain their food and water

An organism that can make its own food using energy from the sun is called Producer or Autotroph

An organism that breaks down the remains of dead organisms Decomposer

What shape is the bacteria below? Baccilli

What shape is this bacteria? Spirilla

What process of active transport is occurring below? Endocytosis

What is the arrow pointing to? Flagellum

What is the arrow pointing to? DNA

Which of the following is a decomposer? B C