Science Crossword Puzzles

one of two identical parts of a chromosome, held together by a centromere. formed during interphase by the replication of the dna strand, the division …

a process where substances change to form new substances, a reaction where a substance burns in oxygen to release energy, a reaction where oxygen is …

simplest member of alkane family, the process of purification of liquids by selective boiling and condensation, a catalyst used in the haber process …

describes two liquids that do not mix or form a homogeneous solution (e.g, oil and water), the point at which no more solute can dissolve in the …

found in all eukaryotic cells, contains dna, plants only, gives box-like shape, organelles in cytoplasm that make proteins, allows material to enter …

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 …

the process in which some substances spontaneously emit radiation, the rays and particles emitted by radioactive material, the process by which …

the opening in the lower part of the human face surrounded by the lips, the internal organ in which the major part of the digestion of food occurs, …

fatty acid with one double bond, fatty acid with hydrogens on opposite sides, linolenic acid, linoleic acid, diet where olive oil is the main fat, the …

breaks down long polypeptide chains in the stomach, protein acts as _ , bile is a type of _ , manufacturing process that adds hydrogen to carbon …

consists of the lemma and palea with included stamens and pistil (later including the caryopsis), unbranched inflorescence in which spikelets are …

center of a cell, subatomic particle with no charge, light elements form heavier elements and release energy, the splitting of a large nucleus to …

change of phase from liquid to gas, molecules are not connected, no definite shape or volume, change of phase from gas to solid, change of phase from …

base that can dissolve in water, paper or solution that turns pink with an acid, dye that has a different colour in acids and bases, paper or solution …

uses negative pressure to move water and nutrients, uses positive pressure to move sap, tissue-level transport through cell membranes, tissue-level …

keep plants securely in the ground and absorb water and nutrients from the soil, connect leaves and roots, distribute leaves effectively, and …

cells are usually loosely packed cube-shaped or elongated cells with a large central vacuole and thin, flexible cell walls, cell walls are also …

name of the eyedrops used to dilate the eyes in fundoscopy, another name for the pupil, most common cause of an absent fundal reflex in adults, this …

one of many small repeating molecules that combine to form a polymer, large molecule made up of repeating smaller molecules, process of producing a …

earth rotates on it's axis in _ direction, as earth rotates, the side facing away from the sun is in darkness, as earth rotates, the side facing …

dna is stored in this organelle, movement of substances in the cell occurs here, allows substances to flow in and out of the cell, where the …

system responsible for breaking down food into essential nutrients, diaphragm contracts to allow air to move into the lungs during this event, sheets …

blind spot in retina, muscle that turns the eyes laterally, contains photoreceptors for vision, area of retina with most photoreceptors (greatest …

connects middle ear to throat (nasopharynx), external part of ear, contains hearing receptors, middle ear bone connected to eardrum, contains …

the line across the periodic table, the column down the periodic table, the smallest particle that makes up everything, the substances that are made …

the basic cell that makes up the nervous system and which receives and sends messages within that system, an extensive network of specialized cells …

provide electrical insulation and regulate chemical environment of neurons, form the myelin sheath around neurons in the pns, regulate the blood-brain …

this type of chromosome fragmentation occurs when the broken-off piece of chromosome becomes reversed and is then joined on again, this type of …

to darwin, this is the mechanism that directs evolution, the production of this is what darwin considered to be tbe first step of the two-step process …

this is exerted on a population due to the environment, and is considered to be a large influence on natural selection as an agent of evolution, this …