Posted on 15 November 2012. Tags: anole, biologist, Cuba, evolution, Evolutionary, evolutionary biologist, green anole, Lizard, lizards, niche, Related, several species
An evolutionary biologist is studying several species of closely related lizards found on Cuba and surrounding islands. Each species occupies a somewhat different niche, but in some ways they all look similar to the green anole lizard found in Florida. Suggest the pattern of lizard evolution?
Thanks for the help!
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Posted on 26 July 2011. Tags: animals and plants, biologist, c sun, environmental limits, ground environment, laws of thermodynamics, ozone layer, population levels, Radiation, salinity changes, Study, sun, varve, Water, wavelength of visible light
1) Biologist principally apply the ____ to solve real world problems.
a) The Laws of thermodynamics
b) life concepts
c) sun’s radiation
d) study of the stars
2) Ecology does not involve_____?
a) the study of animal equilibrium
b) the study of animals and plants
c) the study of the balance between organisms and their environment
d) the study of astronomy
3) Ecology is made up of _____ sciences?
a) basic
b) secondary
c) whole
d) derived
4) The middle wavelength of visible light is the color:
a) blue
b) red
c) yellow
d) orange
5) An area of multiple ecosystems is a _______?
a) biome
b) niche
c) habitator
d) range
6) An area in the oceans or other bodies of water, where the salinity changes is the ____?
a) thermocline
b) halocline
c) ooze
d) varve
7) The numbers of prey in an area determine the number of predators and vice versa.
a) True
b) False
8) Population levels do not stabilize when environmental limits are reached.
a) True
b) False
9)The lowest rate of increase in world population took place before ____?
a) 1800
b) 1900
c) 1950
d) 1700
10) The study of man and his culture is called?
a) archaeology
b) anthropology
c) paleontology
d) zoology
11) Transpiration and evaporation return ______ to the atmosphere?
a) soil
b) nutrients
c) air
d) water
12) CFCs are a threat to the _____?
a) ground environment
b) soil
c) ozone layer
d) birds
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Posted on 24 July 2011. Tags: animals and plants, biologist, c sun, environmental limits, ground environment, laws of thermodynamics, ozone layer, population levels, Radiation, salinity changes, Study, sun, varve, Water, wavelength of visible light
1) Biologist principally apply the ____ to solve real world problems.
a) The Laws of thermodynamics
b) life concepts
c) sun’s radiation
d) study of the stars
2) Ecology does not involve_____?
a) the study of animal equilibrium
b) the study of animals and plants
c) the study of the balance between organisms and their environment
d) the study of astronomy
3) Ecology is made up of _____ sciences?
a) basic
b) secondary
c) whole
d) derived
4) The middle wavelength of visible light is the color:
a) blue
b) red
c) yellow
d) orange
5) An area of multiple ecosystems is a _______?
a) biome
b) niche
c) habitator
d) range
6) An area in the oceans or other bodies of water, where the salinity changes is the ____?
a) thermocline
b) halocline
c) ooze
d) varve
7) The numbers of prey in an area determine the number of predators and vice versa.
a) True
b) False
8) Population levels do not stabilize when environmental limits are reached.
a) True
b) False
9)The lowest rate of increase in world population took place before ____?
a) 1800
b) 1900
c) 1950
d) 1700
10) The study of man and his culture is called?
a) archaeology
b) anthropology
c) paleontology
d) zoology
11) Transpiration and evaporation return ______ to the atmosphere?
a) soil
b) nutrients
c) air
d) water
12) CFCs are a threat to the _____?
a) ground environment
b) soil
c) ozone layer
d) birds
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Posted on 30 March 2011. Tags: Adaptations, bio question, biologist, centimeters, Hypothesize, leech, living in the tank, observation, saltwater tank, Single, sponge, sponges, tube, tube worms
21. A biologist places a single, living sponge in a saltwater tank. After several weeks, the biologist observes other small sponges living in the tank. Because the biologist is certain that no other sponge was introduced into the tank, what other explanation could you provide to explain the observation?
22. Describe the body of a leech. In what way do the leech’s adaptations make it suited for its niche?
23. Segmented tube worms that live near the vents grow to lengths of 1.5 m in contrast to the growth of related tube worms living in other environments, whose growth is measured only in centimeters at most. You hypothesize that the food that the worms eat is more abundant at the vents. When you collect samples of the worms, you discover that they have no mouth or other means of taking in food. Hypothesize how the tube worms are obtaining nutrients.
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Posted on 25 March 2011. Tags: Adaptations, biologist, biology questions, body, class tomorrow, leech, living in the tank, natural areas, natural disasters, observation, Plz, saltwater tank, Single, sponges
A biologist places a single, living sponge in a saltwater tank. After several weeks, the biologist observes other small sponges living in the tank. Because the biologist is certain that no other sponge was introduced into the tank, what other explanation could you provide to explain the observation?
Describe the body of a leech. In what way do the leech’s adaptations make it suited for its niche?
When natural disasters strike natural areas, often the only animals to survive are the insects. Explain why this might happen.
PS, this is not my homework or anything, I need to study for a test i have in class tomorrow. So can someone plz help me? these are the only ones i cant figure out! D:
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Posted on 01 February 2011. Tags: Assignment, biologist, biorad laboratories, biotech company, cod, cucumbers, fish species, fluorescent, genomic dna library, market, molecular biologist, new crops, niche market, northern cod, plasmid
you are a molecular biologist working at a biotech company. your CEO has identified an untapped niche market – canadian bachelor farmers – and thinks the company can make millions developing new crops to sell them. your assignment is to develop, for the pickle industry, frost-resistant cucumbers that glow fluorescent green so they are easy to find in the dark. you have identified the Northern cod as a fish species that produces the appropriate anti-freeze protein (AFP). you are also able to buy a plasmid from BioRad Laboratories containing the gene from a jellyfish species that produces a glowing fluorescent protein (GFP).
1. you obtain Arctic cod and raise them in an aquarium in the lab. your first step is to make a genomic DNA library from the cod. describe this process. be specific!
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