This printable crossword puzzle on the topic of Ecology & Evolution has 31 clues. Answers range from 2 to 24 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Two long, thin tubes that serve as a passageway for sperm and a place for sperm storage
Two small glands that secrete a fluid that nourishes and enables the sperm to move.
A combination of fluid that is produced in the seminal vesicles, prostate gland, and Cowper's gland
The passage of sperm from the penis, a result of a series of muscular contractions.
Is made up of group of organs called endocrine glands. A gland is the smallest unit in the body that produces and releases a chemical substance called hormones.
thyroidstimulatinghormone
luteinizinghormone
Surrounded by bone for protection
Attached to the brain stem
Carry impulses from the body to the central nervous system
Carry impulses from the central nervous system to muscles and glands
Damage to cerebellum
Rare syndrome of uncontrolled, sudden attacks of sleep
Changing the genetic composition of gametes leads to changed characteristics in offspring
Is a change in the nucleotide sequence of a section of DNA coding for a specific trait
Rapid evolutionary diversification of a single ancestral line
Presence of sufficient food, habitat (shelter / territory) and mates
Temperature, weather conditions or geographical access
Describes evolutionary changes that occur over relatively long geological periods, resulting in speciation
Once several monomers are put together
Are biomolecules used for energy and structural
iodine Is used to detect starch, since it reacts readily with starch.
Are made up of carbon, hydrogen and oxygen.
An alcohol with three oxygen groups.
Are lipids with four rings bonded together.
The reverse process of dehydration synthesis.
Biomolecules that contain the blueprints for making proteins.
Have the longest wavelengths and lowest frequencies of all the electromagnetic waves.
Measure the time it takes a radio wave to travel from several satellites to the receiver, determining the distance to each satellite.
Uses Short wave radio waves with a magnet to create an image.
Used to find the speed of an object by sending out radio waves and measuring the time it takes them to return.