Which organelles produce and store energy?
Where are ribosomes made?
What is homeostasis
the maintenance of stable internal conditions in an organism
What is spontaneous generation and which scientist disproved it?
The mistaken idea that living things arise from nonliving sources. Francesco Redi
What is a stimulus?
a charge in an organism's surroundings that causes the organism to react.
What is a cell?
the basic unit of structure and function in living things.
What is a hypothesis
a possible explanation for set of observations or answer to a scientific question; must be testable. Educated prediction
What part of the microscope brings the image into focus?
What are protists?
a eukaryotic organism that cannot be classified as an animal, plant, or fungus.
What are bacteriophages?
a virus that infects bateria.
What is the difference between eukaryotic and prokaryotic organisms?
eukaryotic has a nuclei and a prokaryotic does not.
What do you call an organism with two identical alleles?
What are parasites?
the organism that benefits by living on or in a host in a parasitism. ( another organism)
Three major groups of fish
Boney fish, jawless fish, cartilaginous
What are endospores?
a small, rounded, thick-walled, resting cell that forms inside a bacterial cell
What is the function of the cuticle?
a waxy, waterproof layer that covers most plants that help a plant reduce water loss.
What are bivalves?
a mollusk that has 2 shells held together by hinges and strong muscles.
What is the difference photosynthesis and respiration?
Photosynthesis: the process in which some organisms use the water along with sunlight and carbon dioxide to make their own food (plants)
Respiration: the process by which cells break down simple food molecules to real ease the energy they contain.
What are cephalopods and how do they move?
they are moll uses and they move by jet pulportion
What is osmosis?
the diffusion of water molecules through a selectively permeable membrane.
What do mollusks use their radula for?
What si the name given to the female reproductive part of a flower?
How do frogs breathe
through gills in their early life and than they breathe through lungs as adults
What is the function of chlorophyll in plant cells?
Chloroplasts in plants cells capture (absorbs) energy from sunlight
Which amphibians keep their tails during adulthood?
What is probability?
A number that describes how likely an event will occur.
What is an exoskeleton and what is its purpose?
a waxy, waterproof outer shell or outer skeleton that protects the animal & helps prevent evaporation of water.
What is binary fission?
a form of a sexual reproduction in which one cell divides to two identical cells.
How many variables can experiment contain?
What process produces carbon dioxide?
What was the naming system of Linnaeus called?
what are alleles?
The different forms of a gene.
What group of anthropoids do snails and slugs belong to?
What organisms belong to the Phylum porifera?
Do reptiles give birth to live young?
What is the difference between a medusa and a polyp?
medusa- the cnidarian body plan having a bowl shape & adapted for a free- swimming life (jellyfish)
polyp- the cnidarian body plan is characterized by a vaselike shape and that usually adapted for a life attached to an underwater surface. (sea anemone)
Where does a viruses get energy from?
a host of another organism
What is the stomata and what is its function?
small openings on a leaf through which oxygen and carbon dioxide can move.
what is a notochord?
a rod-shaped that supports the chordates.
What did Vanleeuvenhook observe under his microscope?
moving organisms called animalcules ( little animals)
What is a swim bladder and what is its function?
is an internal, gas-filled sac that helps the fish stay stable at different depths in the water.
What does the term heterotroph mean?
an organism that cannot make its own food
What is the purpose of phloem in plants
Phloem transports food manufactured in the leaves to the root.
What is the function of the vacuole in plant cells?
it stores water to use when the cells needs it.
Where does the eustachian tube in a frog lead to?
pharynx membrane and the ear.
What are the different parts of a seed?
see coat, endosperm, embryo.
What does the term ecothermic mean?
an organism body that changes with its habitat. Ex: frog, snake, salamander
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