Introduction to Biology
A proposed, testable explanation for an occurrence based on available data, observations, or evidence.
What is a hypothesis?
What is the organelle that converts food into energy for all eukaryotic cells? (powerhouse)
What is the mitochondria?
The organelle in the cell that sorts, modifies and packages protein.
What is a golgi apparatus?
This organelle includes digestive enzymes which help cells to break down food and waste.
Lysosomes
The basic unit of all matter; smallest level of organization
Atom
What organelle is where photosynthesis happens?
What is the chloroplast?
Something made up of a single cell?
Unicellular
Combined portions of biotic and abiotic factors in an area.
What is an ecosystem?
Characteristic of life when pupils dilate to darkness?
What is response to stimuli?
Type of cells that do not have a nucleus
prokaryotic cells
A jelly like substance in which organelles are suspended.
Cytoplasm
What are the 2 types of data collected?
What are quantitative and qualitative?
When an organism obtains and uses energy.
metabolism
This term describes a mechanism that is regulatory and contributes to maintaining a state of equilibrium.
Homeostasis
What is the study of new species which have developed from preexisting species over time and also a characteristic of life??
Evolution
What do scientists call the living and the nonliving factors in an ecosystem?
What are biotic and abiotic?
What is similar to a storage unit which stores water, salts, proteins and carbohydrates in a cell?
Vacuole
Name 4 structures found in both prokaryotes and eukaryotes.
DNA
cell membrane
ribosomes
cytoplasm
When substances move in and out of cells, they must go through what flexible, semi-permeable layer?
What is the cell membrane?
What is the membrane bound organelle in eukaryotic cells that hold DNA?
Nucleus
Which characteristic of life is maintaining a body temperature of 98.6 F?
What is homeostasis?
What parts of a controlled experiment are kept the same for both experimental and control groups?
What are the constants?
3 differences between plant and animal cells
cell wall and chloroplast (plants only)
centrioles (animals only)
When cells perform a certain role or function, what is it called?
Specialized
Name the levels of organization for cell to community.
cell, tissue, organ, organ system, organism, population, community