Question and answer
Which of the following is an example of macroevolution? A tadpole changes form into a frog. A population of fish slowly changes tail shape. A dinosaur species evolves over time into a bird
species. A black cat has kittens with white spots.
C. A dinosaur species evolves over time into a bird species
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Original conversation
User: Which of the following is an example of macroevolution? A tadpole changes form into a frog. A population of fish slowly changes tail shape. A dinosaur species evolves over time into a bird species. A black cat has kittens with white spots.

Weegy: C. A dinosaur species evolves over time into a bird species
mythmoh|Points 5349|

User: Extinction _____. only happens above the species level cannot happen to more than one species at a time has happened to over 99% of species that ever lived on earth happens when a species or population dies out

Weegy: extinction happens when a species or population dies out .
achazia24|Points 280|

User: Select all that apply. Microevolution _____. refers to evolution at or below the species level includes evolution at the population and community level analyzes the history of life over time refers to evolution above the species level is based on direct observation

Weegy: The answers are evolution at or below the species level , includes evolution at the population and community level .
bongche|Points 3864|

User: Which of the following is an example of gene flow? A forest fire kills 50% of red-spotted chipmunks in a forest community. Pollen from a yellow daisy travels across a stream and pollinates an orange daisy. A bird with blue feathers is less camouflaged in the rainforest than a bird with green feathers. Mice with heavy coats are able to survive the winter better than mice with thin coats.

Weegy: D. Mice with heavy coats are able to survive the winter better than mice with thin coats.
Controler|Points 3928|

User: Fossils _____. disprove evolution form whenever an organism dies can only form when organisms are buried alive support evolution because they show changes in an organism's structure

Weegy: Fossils support evolution because they show changes in an organism's structure.
jolito098|Points 353|

User: Which of the following animal pairs would you expect to have the most similar embryonic development? human and jellyfish horse and zebra polar bear and penguin iguana and shark

Weegy: Horse and zebra
selymi|Points 10606|

User: Select all that apply. Mutations _____. are random delete genes from the gene pool add new genes to the gene pool are changes in an organism's DNA are rare occurrences

Weegy: changes in an organism's DNA
Balqueen|Points 91|

User: Genetic drift _____. is a predictable event increases genetic differences between populations happens when random events change the genotype of a population happens when well-adapted organisms survive and reproduce more often than poorly-adapted organisms

Weegy: The answer is a.is a predictable event
Heather71|Points 1705|

User: happens when a lineage splits into two or more lines of descent.

User: Dr. Wilson is analyzing the similarities between the wing of a bat and the arm of a monkey. He is using _____. comparative embryology comparative morphology the fossil record vestigial features

Weegy: comparative morphology
Saswata Bhattacharya|Points 134|

User: A population of short-finned fish and a population of long-finned fish live in a lake. Fish with long fins swim faster than fish with short fins, which means they escape predators more often. According to natural selection, which of the following will happen over time? The number of long-finned fish will increase. The number of long-finned fish will decrease. The number of short-finned fish will increase. The number of short-finned fish will not change.

Weegy: The number of long-finned fish will increase.
jeifunk|Points 9881|

User: The base or root of a phylogenetic tree is where a population either becomes extinct or is currently living today. True False

Weegy: The answer to your questions is true
BlazeTech|Points 110|

User: descent

Weegy: de·scent (d-snt) n. 1. The act or an instance of descending. 2. A way down. 3. A downward incline or passage; a slope. 4. a. Hereditary derivation; lineage: a person of African descent. b. One generation of a specific lineage. 5. a. [ The fact or process of coming down or being derived from a source: a paper tracing the descent of the novel from old picaresque tales. b. Development in form or structure during transmission from an original source. 6. Law Transference of property by inheritance. 7. A lowering or decline, as in status or level: Her career went into a rapid descent after the charges of misconduct. 8. A sudden visit or attack; an onslaught. ]
Expert answered|harrytotteer|Points 50|

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Asked 6/6/2013 3:55:38 PM
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In a food chain, energy flow begins with _____, which feed all life. plants animals humans
Weegy: In a food chain, energy flow begins with plants which feed all life. User: The amount of energy entering an ecosystem from the Sun is equal to the amount of energy used by organisms plus the amount of energy lost as heat. True False Weegy: The answer is TRUE. User: Select all that apply. ______ are the primary decomposers. Plants Animals Bacteria Fungi Weegy: Primary decomposers are fungi and bacteria . User: The ultimate source of energy for physical life on Earth is the Sun. True False Weegy: The answer is TRUE. User: A primary consumer gets energy from a producer. Where does the energy go from there? All of the energy is transferred to secondary consumers. All of the energy is used by the primary consumer. All of the energy is released as heat energy. Some of the energy is used for metabolism and the rest is released as heat energy. Weegy: All of the energy is released as heat energy. User: In the food chain, ____ can make their own food. producers primary consumers secondary consumers decomposers Weegy: In the food chain, PRODUCERS can make their own food. User: About how much energy is transferred from a primary consumer to a secondary consumer? 90% of the original energy from the Sun 10% of the original energy from the Sun 10% of the primary consumer's energy 1% of the primary consumer's energy Weegy: The secondary consumer gets 10% of the energy from consuming primary consumer. (More)
Question
Expert Answered
Updated 171 days ago|5/12/2014 11:06:47 AM
1 Answer/Comment
A primary consumer gets energy from a producer. Some of the energy is used for metabolism and the rest is released as heat energy.


Added 171 days ago|5/12/2014 11:06:47 AM
This answer has been confirmed as correct, not copied, and helpful.
What general type of plant food is produced by photosynthesis? protein carbohydrates amino acids enzymes User: Lactic acid buildup during respiration is the result of _____. aerobic glycolysis anaerobic glycolysis Krebs cycle electron transport
Weegy: Lactic acid buildup during respiration is the result of anaerobic glycolysis. User: The electron transport of respiration occurs in cell structures called _____. Golgi bodies mitochondria nuclei Weegy: The electron transport of respiration occurs in cell structures called MITOCHONDRIA. User: Select all that apply. What are the waste products of respiration? CO2 O2 H2O (CH2O)n energy ATP Weegy: The two main waste products of respiration are Water (H2O) and Carbon Dioxide (CO2). User: Aerobic respiration consists of three stages: glycolysis, Krebs cycle, and electron transport. True False User: Select all that apply. What are the functions of ATP? provides the energy for respiration provides the energy for photosynthesis stores the initial energy released by respiration provides the energy for all cytoplasmic chemical synthesis make all other organic compounds from its own complex molecules Weegy: All are correct except the last one (I believe). ATP is basically a molecule used to store energy. Organisms use ATP when they want or need energy... [ thus, any answer related to ATP 'providing' or 'releasing' energy for an organism is correct ] User: Plant respiration occurs _____. only during day only during night primarily at night equally during night and day Weegy: Plant respiration occurs primarily at night. User: Photosynthesis and respiration processes show plant cells to be very simple in design. True False User: Photosynthesis is the putting together of carbohydrates by using light energy. True False (More)
Question
Updated 281 days ago|1/22/2014 9:36:54 AM
2 Answers/Comments
TRUE. Photosynthesis is the putting together of carbohydrates by using light energy.
Added 281 days ago|1/22/2014 9:35:39 AM
This answer has been confirmed as correct, not copied, and helpful.
TRUE. Aerobic respiration consists of three stages: glycolysis, Krebs cycle, and electron transport.
Added 281 days ago|1/22/2014 9:36:54 AM
This answer has been confirmed as correct, not copied, and helpful.
Select all that apply. What conditions and/or raw materials are necessary for photosynthesis to occur? chlorophyll CO2 H2O O3 C2O anaerobic conditions light ammonium triphosphate
Weegy: chlorophyll, CO2, H2O, light are the necessary conditions needed for photosynthesis to occur. [ ] User: Organisms that can produce their own food and feed themselves are called _____. self-feeders autotrophs heterotrophs Weegy: They are called autotrophs. Source: User: Factors that slow down the rate of photosynthesis are sunlight and warm temperatures. True False User: Sunlight is a form of energy called _____. electromagnetic energy nuclear energy hydro energy magnetic energy Weegy: Sunlight is a form of energy called electromagnetic energy. User: Glycolysis ends in the production of _____. carbon dioxide glycogen pyruvic acid enzymes Weegy: Glycolysis ends in the production of pyruvic acid. User: The second stage of cellular respiration is _____. the Calvin cycle the Krebs cycle the electron transport process glycolysis Weegy: The second stage of cellular respiration is the Krebs cycle. User: Cells harvest energy from food molecules by _____. photosynthesis respiration fermentation the Calvin cycle User: Cellular respiration occurs in which three stages? light reaction, dark reaction, ATP production glycolysis, Krebs cycle, electron transport aerobic, mitochondria, ATP production dark reaction, light reaction, DNA production User: The green machines within a plant are the _____ . mitochondria chloroplasts lysosomes Weegy: The answer is chloroplasts. The green machines within a plant are the chloroplasts. User: Select all that apply. A food chain or food web can provide good information including _____. the flow of energy in an ecosystem the eating patterns of organisms the types of food that are best for you to eat how much energy is transferred from one organism to another Weegy: A food chain or food web can provide good information including the eating patterns of organisms the types of food that are best for you to eat. (More)
Question
Expert Answered
Updated 171 days ago|5/12/2014 11:14:03 AM
2 Answers/Comments
Cells harvest energy from food molecules by the process of cellular RESPIRATION.
Added 171 days ago|5/12/2014 11:11:12 AM
This answer has been confirmed as correct, not copied, and helpful.
Cellular respiration occurs in the following three stages: glycolysis, the Krebs cycle, and electron transport.
Added 171 days ago|5/12/2014 11:14:03 AM
This answer has been confirmed as correct, not copied, and helpful.
Analogous structures _____. result from evolution in a similar environment indicate a common ancestor exists between two organisms are features which organisms still have but no longer use develop when a mutation occurs in the DNA of an organism
Weegy: Structures that have similar functions in two organisms that have not evolved from a common ancestral form and that is the opposite from homalongouse structure of course. [ Check out the link for additional details: ] (More)
Question
Expert Answered
Asked 6/6/2013 3:45:57 PM
0 Answers/Comments
Instead of using a family tree, scientists use a(n) _____ tree to track the evolutionary history of a species. inheritance evolutionary phylogenetic Mendelian
Weegy: evolutionary User: The shark is a fish while the dolphin is a mammal. These are two completely different types of animals, but they have similar characteristics due to their similar dwellings. These animals may have evolved their similarities by _____. adaptive radiation convergent evolution divergent evolution coevolution Weegy: C. divergent evolution User: Horses, zebras, and donkeys are all different species. They are believed to have come from one common ancestor and just become more and more different due to their different environmental conditions. These animals may have evolved by _____. adaptive radiation convergent evolution divergent evolution coevolution Weegy: c.divergent evolution lisawelch|Points 5638| User: Some Latin-American hummingbirds have bills that are long and curved, matching long and sharply curved flowers in their environment. The hummingbirds can easily sip nectar from the flower while conducting pollination. These two organisms may have evolved by _____. adaptive radiation convergent evolution divergent evolution coevolution Weegy: Some Latin-American hummingbirds have bills that are long and curved, matching long and sharply curved flowers in their environment. The hummingbirds can easily sip nectar from the flower while conducting pollination. [ These two organisms may have evolved by? Answer: 'adaptive radiation' Source: ] User: The evolutionary theory that suggests that a species slowly and continuously evolves over a long period of time is Weegy: Television has undergone a massive change over the years. Gone are the days of the classic family sitcom with the wholesome commercials. Now television is over populated with reality television. [ [ Now, movies consists mostly of computer generated images. Internet on the other hand, has changed the scope of business dramatically over the last 5 years. It now helps potential customers with services that help individuals do things such as e-banking, ... (More)
Question
Expert Answered
Updated 171 days ago|5/12/2014 11:03:15 AM
8 Answers/Comments
Some Latin-American hummingbirds have bills that are long and curved, matching long and sharply curved flowers in their environment. The hummingbirds can easily sip nectar from the flower while conducting pollination. These two organisms may have evolved by COEVOLUTION.
Added 171 days ago|5/12/2014 10:47:47 AM
This answer has been confirmed as correct, not copied, and helpful.
The evolutionary theory that suggests that a species slowly and continuously evolves over a long period of time is called NATURAL SELECTION.
Added 171 days ago|5/12/2014 10:52:00 AM
This answer has been confirmed as correct, not copied, and helpful.
Darwin believed that the various species of finches on the Galapagos Islands came from one common ancestor. He believed they evolved by divergent evolution.
Added 171 days ago|5/12/2014 10:54:10 AM
This answer has been confirmed as correct, not copied, and helpful.
Over time, a tadpole changes into a frog. Has it evolved? NO, because its genes are still the same.


Added 171 days ago|5/12/2014 10:59:04 AM
This answer has been confirmed as correct, not copied, and helpful.
Analogous structures result from evolution in a similar environment.
Added 171 days ago|5/12/2014 11:03:15 AM
This answer has been confirmed as correct, not copied, and helpful.
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