Science Crossword Puzzles

group of individuals of the same species that live in the same area, bacteria and fungi that break down materials, any living part of the environment …

a stable subatomic particle with a charge of negative electricity, found orbiting the nucleus of an atom, the name given to a horizontal row of the …

produces a hormone that regulates body's calcium and phosphorus, regulates circadian cycle, serves both digestive and endocrine systems, secretes …

(nh4)+, (no2)-, (no3)-, (so3)2-, (so4)2-, (hso4)-, (oh)-, (cn)-, (po4)3-, (hpo4)2-, (h2po4)-, (co3)2-, (hco3)-, (clo)-, (clo2)-, (clo3)-, (clo4)-, …

they are in the middle, they are shiny, conductors, and malleable, they are on the right, dull, not conductors, and brittle, the most basic component …

a substance that contains one kind of atom and cannot be broken down into a simpler form, a substance made of two or more elements chemically combined …

a mutated gene that stimulates uncontrollable cell division, a region of dna where rna polymerase binds, how cells control gene activity without …

uptake of nutrients and water from digested food into blood, teeth that cut food with sharp edges, biting or nibbling, produces digestive enzymes and …

this is the process of using rna to synthesize protein, gametes are considered these types of cells, functional unit of heredity, during the cell …

solid to gas, highest temperature in pressure where a pure substance can exist at a vapor/liquid equilibrium, a measure of a sample's average …

made in a chemical reaction, can produce new compounds, more than one element joined together, table with all the elements on it, only one type of …

a state of matter that holds its shape and a definite volume due to the attraction of molecules overcoming freedom of motion. the molecules move in …

estimating the age of rocks or fossils in (millions of) years, process by which a species becomes fitted to its environment through natural selection, …

mucous plug, a pregnancy that has reached 20 weeks but ends before 37 weeks, capacity to live outside the uterus, softening of the cervical tip …

inborn ingerited or species immunity, level of antibodies in the blood, classic symptoms are redness heat swelling pain, describes the wbcs …

a machine made from two sets of pulleys, an oval or offset wheel designed as a mechanism to convert rotation into oscillation, the force applied to …

a substance that changes color when it comes into contact with an acid, base or neutral substance, method of separation whereby a liquid is separated …

not all bacteria are bad. most are very _ to us, this organelle contains the instructions for the bacteria cell and controls its activities, these …

one celled animal organisms found in decayed materials and contaminated water, plantlike organisms that live on dead organic matter, germ or disease …

used to hold, mix, or heat small quantities of solid or liquid chemicals, a flat-bottomed laboratory flask that tapers upward to a straight neck, a …

any break in a bone, trauma that forces a joint beyond its normal range, incomplete or partial separation of two bone joints, complete separation of …

the kneecap, is a thick, circular-triangular bone which articulates with the femur (thigh bone) and covers and protects the anterior articular surface …

the amount of substance that contains as many atoms, molecules, or ions as are in exactly 12 g of carbon-12, ions that are formed when electrons are …

type of protein that associates with eukaryotic dna and structurally organizes chromosomes, process by which cells become specialized during …

a device that uses a magnet to convert sound into electrical charges, an electrical circuit that produces a magnetic field, materials that do not …

anything that takes up space and has mass, the changing of a liquid to a gas at the surface of the liquid, the spreading out of materials due to the …

this energy comes from electrons and powers our homes, this energy occurs when an object vibrates, the ability to do work. this has no measurable mass …

a process in which substances, called reactants, undergo a chemical change to form new substances, called products, a chemical reaction that releases …

shiny metal property, stretchy metal property, can be beaten into shape property, allows heat and electricity to pass through it, does not allow heat …

also known as tca or citric acid cycle, used and regenerated during the tca cycle, under these conditions, pyruvate is oxidized in the presence of …