The snail and the whale - Study guides, Class notes & Summaries

snails. Scientists studying these snails found that while 47 percent of the snail population was striped, 56 percent of the snails eaten by birds were striped. What could scientists conclude about the snails? - ANSWER Solid shell snail genes will increase in the population. The flesh-eating bacteria, Vibrio vulnificus, destroys healthy tissue. Infectious agents such as this are best classified as what kind of environmental factor? - ANSWER Pathogenic Between 1932 and 1968, a chemical facto...

Marine Biology Latest Update Graded A Sponge Porifera Jellyfish Cnidarian Sea Anemone Where Nemo lives Coral Polyps Start of a coral reef. Nudibranch A shell-less sea snail. Mussels A mollusc with two shells. Squid A mollusc with eight arms and two long tentacles. Cuttlefish Its internal skeleton is the familiar cuttlebone. Sea Star Echinoderm Sea Urchin A marine echinoderm having a spherical or flattened shell covered in mobile spines. Sea Cucumber an echinoderm which has a th...

1. Darwin described evolution using the phrase "descent with modification." Please select the response that describes most accurately from a modern perspective what the phrase entails. A) Evolution takes a long time - it is a gradual process - and produces decent results. B) Evolution is a natural phenomenon that is ongoing, changing individuals even today. C) Closely related species are similar at the genetic, developmental, and structural levels. D) Populations living today are identi...

1 BROOKS BIODIVERSITY UNIT 3 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Plants Architecture Correct Answer: Plant needs i. collection & conversion of solar energy -> leaves ii. positioning & support of leaves -> stems iii. anchorage & absorption -> roots iv. transport -> vascular system Leaf Structure Correct Answer: Epidermis, Mesophyll, and Vein (Vascular Bundle) Epidermis contains what? Correct Answer: - Cuticle - Guard cells with Stomata ...

Which of the following is not an observation or inference on which natural selection is based? a. There is heritable variation among individuals. b. Poorly adapted individuals never produce offspring. c. Species produce more offspring than the environment can support. d. Individuals whose characteristics are best suited to the environment generally leave more offspring than those whose characteristics are less well suited. e. Only a fraction of an individual's offspring may survive. b. Po...

Which of the following is not an observation or inference on which natural selection is based? a. There is heritable variation among individuals. b. Poorly adapted individuals never produce offspring. c. Species produce more offspring than the environment can support. d. Individuals whose characteristics are best suited to the environment generally leave more offspring than those whose characteristics are less well suited. e. Only a fraction of an individual's offspring may survive. - b. ...

Which of the following is not an observation or inference on which natural selection is based? a. There is heritable variation among individuals. b. Poorly adapted individuals never produce offspring. c. Species produce more offspring than the environment can support. d. Individuals whose characteristics are best suited to the environment generally leave more offspring than those whose characteristics are less well suited. e. Only a fraction of an individual's offspring may survive. - b. ...

sea - correct answer hav snail - correct answer snegle curled - correct answer krøllet soot - correct answer sot foot - correct answer fot whale - correct answer hval free - correct answer fri trail - correct answer spor world - correct answer verden tail - correct answer hale

Gaia Answer- 1. James Lovelock 2. Suggests that Earth is a self-regulating, self-sustaining entity, which continually adjusts its environment in order to support life 3. Connecting humans to the Earth and having them identify with it by giving it an approachable name and a life-like persona Who is James Lovelock? Answer- James Lovelock is was an individual atmospheric chemist who briefly worked for NASA on The Viking Project Who is Lynn Margulis Answer- Idea of Endosymbiosis; the microbio...

Gaia Answer- 1. James Lovelock 2. Suggests that Earth is a self-regulating, self-sustaining entity, which continually adjusts its environment in order to support life 3. Connecting humans to the Earth and having them identify with it by giving it an approachable name and a life-like persona Who is James Lovelock? Answer- James Lovelock is was an individual atmospheric chemist who briefly worked for NASA on The Viking Project Who is Lynn Margulis Answer- Idea of Endosymbiosis; the microbio...