Characteristics of Life
The smallest unit of life
What is a cell?
This tool is a branched diagram that shows the relationship among organisms, including common ancestors
What is a cladogram?
This part of a cell directs cell activities and contains genetic information, stored in DNA
What is the nucleus?
This scientist used a microscope to look at cork; he was the first to name cells as 'cells'
Who is Robert Hooke?
What is photosynthesis?
Anything that has all of the characteristics of life
What is an organism?
This tool is a series of descriptions arranged in pairs that leads the user to the identification of an unknown organism
What is a dichotomous key?
This part of a cell is all of the fluid inside a cell that holds the organelles and contains salts and other molecules
What is the cytoplasm?
This is the part of the microscope on which you place the slide; look at the microscope in the front of the room
What is the stage?
This is the name for the location in a plant cell where photosynthesis takes place
What is the chloroplast?
Living things made of only one cell are called this
What is unicellular?
This Greek philosopher was one of the first people to classify organisms
Who is Aristotle?
This part of a cell is the stiff structure outside the cell membrane; it gives the cell structure but is only found in plant cells.
What is the cell wall?
This part of the microscope contains 4x, 10x, and 100x lenses; look at the microscope at the front of the room
What are the objectives?
What is to absorb sunlight to power photosynthesis?
This characteristic of life means 'to get bigger by increasing in cell size or cell number'
What is growth?
Observe the cladogram at your desks. What characteristics do rodents and primates share?
What are vertebrae, bony skeleton, four limbs, amniotic eggs, and hair?
This part of the cell is a flexible covering that protects the inside of a cell from the environment outside; it allows materials to move into and out of the cell.
What is the cell membrane?
This scientist made improvements to the microscope and was the first to observe bacteria, which he called 'animacules'
Who is Anton van Leewenhoek?
This process is a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP
What is cellular respiration?
This characteristic of life means 'living things maintain stable internal conditions'
What is homeostasis?
This is the term for Linneaus's naming system; it gives each organism a two-word scientific name
What is binomial nomenclature?
This part of the cell produces proteins
What is the ribosome?
This type of microscope is used to study an object's surface
What is a scanning electron microscope?
This is the name for the first step of cellular respiration, in which glucose is broken down into smaller molecules