Biology Crossword Puzzles

the type of muscle that moves without you thinking, the type of muscle that moves when you tell it to, muscles that can be found in your stomach and …

regulates mood, sleep, appetite, and aggression, increases alertness, arousal, and attention, enables muscle movement, learning, and memory, hormone …

the part of the nervous system that extends from the brain and is protected by the spinal column (2 words), the lobe of the cerebrum responsible for …

pulmonary air passage that is usually 1 mm or less in diameter and lacks cartilage, separates the nasal cavity from the oral cavity, measurement of …

substance given to someone to help treat illness, a condition caused by irregular cell behavior, a cell before it becomes a specific type of tissue, …

mineral ion critical for hemoglobin synthesis, most abundant formed element in blood, condition of having too many red blood cells, process of forming …

is used in the production on cheese and yoghurt, part of the bodies first liine of defence that surrounds your body, how yeast cells replicate, the …

blood vessel that carries oxygenated blood from heart to all the body parts, blood vessel that carries deoxygenated blood from heart to the lungs, …

the double-layered membrane surrounding the heart, the part of the brain that maintains the balance of the body and coordinates voluntary activities, …

cells or tissues that are swollen from water uptake, the powerhouse of cells, the process by which green plants synthesize food, the molecule that is …

drawing in of a breath, abnormally fast respiratory rate, paired major organs of respiration that contains bronchi and are divided into clearly …

single-celled organism that surrounds its food, one-celled organism that uses hair-like structures for movement, a collection of tissues that has a …

an inherited feature or characteristic, the number of chromosomes in your body cells, a chain of amino acids, a coiled up molecule of dna that is …

the process of self-digestion where cells break down after death, a scientist who studies insects, often helping solve crimes, a writhing cluster of …

the non-living parts of an ecosystem like sunlight and water, an organism that can make its own food, usually through photosynthesis, the natural home …

animals that primarily eat plants, animals that primarily eat other animals, animals that eat both plants and other animals, animals that have fur or …

structure of dna, one parent; no fertilization, segment of dna that codes for a trait, two parents; fertilization occurs, something an organism does …

it rotates to allow you to change the objective lenses, they magnify the specimen with a different power, either electric or a mirror. it passes …

transfer of heat by physical contact, an organism that relies on external sources of heat to regulate its body temperature, regulate body temperature …

external, protective coating that protects the body systems from the outside elements, collection of similar cells that perform a particular function, …

sweat glands, breaks down urea in sweat and causes odors, waterproofing protein, worst kind of burn, glands that produce oil, oil, skin cells, …

nucleotide that transfers energy directly to a cell's chemical reactions, two or more atoms bonded together, polysaccharide that makes up cell …

organelle that contains its own genome, and that is found in almost all eukaryotic cells, the nuclear division process that is involved in the …

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

what is composed of 2 carbon rings?, according to chargaff's rule adenine pairs with what nitrogen base? it is only found in dna, a compound only …

the acidic group of an amino acid, a protein with regular structure, often used for structural functions, to spin a suspension very faster to separate …

a gland in the mouth that produces saliva to help break down food, the part of the digestive system that absorbs water and forms solid waste, the …

kills or inactivates most pathogens on surfaces (but not spores), uses steam under pressure to kill microorganisms, placed inside sterilization …

changes in the dna sequence, a type of mutation where one nucleotide is replaced with another, a mutation that shifts the "reading frame" of …

system to organize life into categories ie: kingdom, class, etc, the type of simple cells that lack a nucleus, level of taxonomy classification e.g. …