Lab Safety
Why is it important to wear safety goggles during a science lab?
To protect your eyes from injury
Which statement best describes cell theory
All living things are made of cells; cells are the basic unit of life; all cells come from existing cells
Which of the following structures is found in plant cells but NOT in animal cells
Cell wall and chloroplasts
What is the main difference between mitosis and meiosis
Mitosis produces two identical cells; meiosis produces four genetically different cells with half the chromosomes
Which taxonomic group is the largest
domain
What should you do if you accidentally spill a chemical during a lab?
Tell your teacher immediately
What is the basic structural and functional unit of all living things
The Cell
What is the function of the chloroplast in plant cells
To conduct photosynthesis and produce glucose and oxygen
Which type of cell division occurs in bacteria to produce two identical daughter cells?
Binary fission
Which approach is most useful when classifying organisms into groups
Comparing shared characteristics, such as cell type and how they obtain food
What should you do after completing a lab activity?
clean up and wash your hands
Which scientist is best known for observing cork and introducing the term “cell”?
Robert Hooke
Which type of cell transport requires energy (ATP) to move substances against the concentration gradient?
Active transport
During which stage of mitosis do chromosomes line up at the cell's equator
Metaphase
What is the correct order of the three domains of life from smallest to largest group
Bacteria, Archaea, Eukarya
Before starting a lab, what should you do first?
Read and listen to all directions
Which scientist used an early microscope to observe tiny organisms in pond water and is credited with discovering microorganisms
Anton van Leeuwenhoek
What is one important role of the cytoplasm
It suspends organelles and is the site of many cellular reactions
What is osmosis
The movement of water across a semipermeable membrane from high to low water concentration
Which kingdom in Domain Eukarya includes organisms that are multicellular, have cell walls, and make their own food through photosynthesis
Plantae
When is it okay to taste a substance in the science lab?
Never
Which organelle is responsible for producing energy in both plant and animal cells
Mitochondria
What is the primary function of the mitochondria in a cell
To produce energy (ATP) for the cell through cellular respiration
During which stage of mitosis do the chromosomes separate and move to opposite poles of the cell
Anaphase
Which kingdom belongs to Domain Eukarya and includes organisms that are multicellular and obtain energy by decomposing dead matter
Fungi