Alberta biology 30 - Study guides, Class notes & Summaries

Biology 30 Alberta: Population and Community Dynamics Questions and Answers Already Passed How does mutation lead to gene pools changing? alleles mutate into another form; important for variation How does natural selection lead to gene pools changing? not all individuals have ability to produce offspring; "survival of the fittest" How does non-random mating lead to gene pools changing? mating based on proximity and preference; not all individuals have equal chance of finding mate How does g...

Biology 30 Alberta: The Senses Questions and Answers Rated A+ How are stimuli detected? -Answer By sensory receptors How does sensation occur? -Answer Electrochemical impulses arrive at cerebral cortex Sensory adaptation -Answer Process by which repeated, insignificant signals are filtered out What do photoreceptors do? -Answer Detect light (e.g. rods and cones in human eye) What do chemoreceptors do? -Answer Detect chemical signals (e.g. olfactory cells for smell, taste buds, int...

Biology 30 (Alberta) Reproduction and Embryology Latest Graded A+ Kidney - Filters blood of impurities (eg. Urea) and produces urine. Ureter - Transports urine to the bladder for storage. Bladder - Stores urine. Urethra - Common duct for the excretion of urine and semen from ejaculation. Testes - Produces sperm under the influence of FSH and testosterone under the influence of LH. Epididymis - Involved in sperm maturation (first 2/3rd's) - last 3rd is involved in mature sperm ...

Biology 30 Alberta: The Senses Questions and Answers Rated A+ How are stimuli detected? -Answer By sensory receptors How does sensation occur? -Answer Electrochemical impulses arrive at cerebral cortex Sensory adaptation -Answer Process by which repeated, insignificant signals are filtered out What do photoreceptors do? -Answer Detect light (e.g. rods and cones in human eye) What do chemoreceptors do? -Answer Detect chemical signals (e.g. olfactory cells for smell, taste buds, internal de...

Biology 30 (Alberta) - Reproduction and Embryology Latest 2023 Graded A+ Kidney Filters blood of impurities (eg. Urea) and produces urine. Ureter Transports urine to the bladder for storage. Bladder Stores urine. Urethra Common duct for the excretion of urine and semen from ejaculation. Testes Produces sperm under the influence of FSH and testosterone under the influence of LH. Epididymis Involved in sperm maturation (first 2/3rd's) - last 3rd is involved in mature sperm storage. Prostate...

What are the two divisions of the nervous system? - Answer central & peripheral What are the two components of the central nervous system? - Answer brain & spinal cord What two pathways can the peripheral nervous system be further divided into? - Answer sensory & motor What is the difference between the somatic nervous system and the autonomic nervous system? Which division is it a part of? Which pathway? - Answer somatic = voluntary

Biology 30 (Alberta) Reproduction and Embryology Latest Graded A+ Kidney - Filters blood of impurities (eg. Urea) and produces urine. Ureter - Transports urine to the bladder for storage. Bladder - Stores urine. Urethra - Common duct for the excretion of urine and semen from ejaculation. Testes - Produces sperm under the influence of FSH and testosterone under the influence of LH. Epididymis - Involved in sperm maturation (first 2/3rd's) - last 3rd is involved in mature sperm storage. ...