Science Crossword Puzzles

process used by scientists to test their hypothesis, the measurable variable that changes in resp[onse to the independent variable, factors that stay …

anything that has mass and takes up space, when two or more substances are together in the same place but are not chemically bonded, two or more atoms …

a gas produced by burning carbon and organic compounds and by respiration, commonly known as table salt, a simple sugar that is an important energy …

undeveloped shoot, where the petiole base attaches to the stem, stalk that holds the leaf away from the stem, flattened green surface for absorbing …

sun centred universe, earth centred universe, proposed the earth centred universe, came up with a model of the universe that placed the sun at the …

this is a broad category of tissues that supports, binds together, and protects tissues and organs of the body, this tissue forms the outer layer of …

is a group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce, the process of grouping things …

during this phase of meiosis ii, chromosomes are separated and go to each end of the cell, during this phase of meiosis ii, four nuclei form, and the …

is a soft, silvery metal. it is essential in rechargeable batteries and mood-stabilizing medications. it reacts when it comes into contact with water, …

forensic entomologists cannot testify in court with _ certainty, forensically important fly family with plumose antennal aristae, beetle family with …

simplest polymer structure, monomer of natural rubber, the main source of body energy, also known as brain sugar, glucose + fructose, polymers made by …

an attractive force that holds two atoms together, a change in matter that forms one or more new substances, a chemical change where a substance …

it is the lightest and most abundant element in the universe, typically found as a gas. it is commonly used in fuel cells and plays a key role in …

this scientist used x-ray diffraction to help determine the molecular structure of dna, these two scientists used the information already discovered …

dna is the only known chemical that is capable of _ itself, dna contains these, which guide repair and construction of cell parts, dna contains about …

rna contains this sugar, rna has this nitrogenous base, rather than thymine, which is in dna, this initiator codon in mrna signals protein synthesis …

proteins provide this to cell membranes, organelles, and muscles, these proteins are biological catalysts, some of these are made of protein, and some …

are sometimes called pyrrhophyta , meaning “fire plants”, microorganisms that show optimal growth in highly acidic environments, organisms capable …

infection that develop and progress slowly, an organism that grow rapidly in the presence of high pressure, a microorganism that requires 5-10% co2, …

the basic unit of matter, consisting of a nucleus and electrons, the center of an atom, containing protons and neutrons, atoms of the same element …

a mixture that does not appear to be the same throughout, a mixture that appears to be the same throughout, uses the physical property of size to …

vital plant process that converts carbon dioxide and water into chemical energy and takes place in the chloroplasts, reverse of photosynthesis. a …

it has two divisions, sperm and egg cells, only one set of chromosomes, replicating dna, where the cell division happens, the chromosomes search for …

a calculation of the percentage of useful energy transformed, in a block of ice, the particles are gently.., heat transfer that does not require …

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 …

the process of using materials and energy-efficient catalysts to speed up a desired reaction, the total amount of organic matter, whether living or …

sugar found in adenosine triphosphate, the individual subunit of which proteins are made, composed of a central carbon atom bonded to an amino group, …

prepare phenol from chlorobenzene, synthesis of salicylic acid, convert aromatic amine to carboxylic acid, prepare phenol from benzene, distinguish …

basic unit of body structure, outer covering that encloses the cell, control centre of the cell, gel like fluid that supports a cells internal …

a doctor who specializes in disease, step in processing which removes water from cells/tissues, equipment used to rapidly cool wax blocks, steps used …