A variety of species of Galapagos finches evolved from one original species long ago through
the process of
A)
asexual reproduction
B)
ecological succession
natural selection
D)
selective breeding
Answers
Answer:
A. Asexual Reproduction
Explanation:
The offspring that arise by asexual reproduction from a single cell or from a multicellular organism inherit the genes of that parent.
Galapagos finches can be called Darwin's finches are derived recently from the common ancestor. A variety of species of Galapagos finches evolved from one original species long ago through the process of natural selection.
What is natural selection?Natural selection is the process of changing and adapting in the environment of a given population.
There are four conditions needed for natural selection:
Reproduction.Heredity.Variation in the organism.Variation in individual characters.A variety of species of Galapagos finches evolved from one original species a long time ago by the process of natural selection.
thus, the correct option is C.
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Related Questions
Pleaseee need help fast
40 points
If you can could you please answer all
Answers
Answer:
Muscle tissue is found in hollow organs(liver, pancreas, intestines), Connective tissue is found in large blood vessels and skin, and epithelial tissue is found in all internal and external surfaces of the body.
Bones and fat are an example of connective tissue
nervous tissue carries messages from the brain to the rest of the body.
Hope this helped.
Explanation:
Answer:
Muscle tissue is found in a hollow organs(liver, pancreas), Connective tissue is found in skins and large blood vessel. Also epithelial tissue is found in all internal and external surfaces of the body. Bones and fat are an example of connective tissue nervous tissue that carries messages from the brain to the rest of the body.
1.) The scientific name always consists of two words:
Group of answer choices
Genus and species
Family and species
Species and kindom
Domain and species
2.) Puma concolor is the scientific name for an American Mountain Lion, what is the species?
Group of answer choices
Puma
concolor
mountain lion
American mountain Lion
Answers
2.Puma
The enzyme lactase get used up in the reaction
true/false
Answers
Answer:
False
Explanation:
Hope this helps!
Good Luck!
The answer is false.
Highly organized systems like living cells should have _____.
a. High energy
b. High entropy
c. Low entropy
d. Low energy
Answers
1.Mars is the 5th planet from the Sun in our Solar System. *
True
False
2.The inner planets are referred to as "gas" planets. *
True
False
3. A meteor is a streak of light produced as a meteoroid burns up in the Earth's atmosphere. *
true
false
4. Saturn is the 6th planet from the Sun in our Solar System. *
true
false
5.Rocky" planets are the planets closest to the Sun, inside the asteroid belt. *
true
false
6.Black Holes distort space and time around them due to gravity compressing them so they occupy no space at all. *
true
false
7.Comets are made of rock and ice and they are formed in the inner solar system. *
true
false
8.Space Trash" is small rocky pieces broken off comets and asteroids or other debris called meteoroids. *
true
false
9.What is the order of the planets in our solar system from the Sun out?
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Neptune, Uranus, Pluto
Mercury, Venus, Earth, Jupiter, Mars, Saturn, Neptune, Uranus, Pluto
Mercury, Venus, Earth, Mars, Jupiter, Neptune, Saturn, Uranus, Pluto
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
10.Types of galaxies are identified by the different shapes and types of stars in them. *
true
false
11.Astronomy is the study of...? *
All physical objects beyond the Earth in the solar system
Stars in the Solar System
All planets and the stars
The Sun and its solar system
12. The three main types of galaxies are...? *
Pinwheel, Elliptical and Irregular
Elliptical, Disc and Irregular
Elliptical, Frisbee and Irregular
Spiral, Pinwheel, Elliptical
13.A celestial body of rock and gases moving in an orbit around the sun is? *
A planet
A comet
A galaxy
A solar system
.
14Our galaxy, the Milky Way is what type of galaxy? *
Irregular Galaxy
Elliptical Galaxy
Disc Galaxy
Pinwheel Galaxy.
15.Pick the correct list showing the correct order from smallest to the largest. *
stars, planets, solar system, galaxy, universe
universe, galaxy, solar system, stars, planets
planets, stars, solar system, galaxy, universe
planets, stars, galaxy, solar system, universe
16.Which of these does not describe a galaxy? *
Planets that revolve around the sun.
A massive grouping of stars
A collection of stars revolving around a gravitational center
Are known to have the largest diameter in the universe.
17.A Nebula is...? *
The death of a star
The forming of a new star, "birth" of a star
A powerful source of light and energy far away in the universe
Made of rock and ice and forms in outer space
18.he region of spaced between Mars and Jupiter is...? *
An Oort Cloud
A Black Hole
The Asteroid Belt
The Inner Solar System
19. Made of rock and metal and formed in the inner solar system. I am __________? *
A meteoroid
The asteroid belt
A comet
An asteroid
20. Scientists use this tool to determine the composition of stars by analyzing their color lines. *
Telescope
Spectroscope
Microscope
Hand lens
21.Comets originate in the outer solar system in an area referred to as...? *
The asteroid belt
A black hole
Oort cloud
Inner solar system
22.A ______________ is a powerful source of light and energy which is an extreme distance away. *
Quasar
Nebula
Big Bang Theory
Galaxy
23. The Big Bang Theory is...? *
A theory stating there was a large explosion that happened when Earth was hit by an asteroid.
A theory stating the universe began with a tremendous explosion.
A theory stating the universe will end in a tremendous explosion.
A theory that has been proven as absolute fact which explains the origin of everything.
24. The HR Diagram is a graph/chart that allows us to determine...? *
25.A Super Nova is...? *
The "birth" of a star
The "death" of a star
Only happens to Aubergines
Can be calculated using an HR Diagram
Answers
2. False
3. True
4. True
5. True
6. True
7. False
8. False
9. 4th answer
10. True
11. 1st answer
12. 1st answer
13. 2nd answer
14. 4th answer
15. 2nd answer
16. 3d answer
17. 2nd answer
18. 3d answer
19. 4th answer
20. 2nd answer
21. 1st answer
22. 2nd answer
23. 2nd answer
24. Shows the relationship between stars
25. 2nd answer
What best describes ribosomes?
Answers
Ribosomes are cellular structures that synthesize proteins from amino acids. They are composed of ribosomal RNA and proteins and are found in both prokaryotic and eukaryotic cells.
Ribosomes are essential for gene expression and cell growth. They can be free in the cytoplasm or bound to the endoplasmic reticulum or the nuclear envelope.
An example of a ribosome function is the translation of a messenger RNA (mRNA) sequence into a polypeptide chain. The ribosome reads the mRNA codons and matchesthem with the corresponding transfer RNA (tRNA) anticodons that carry the amino acids. The ribosome then forms a peptide bond between the amino acids and releases the tRNA. This process continues until the ribosome reaches a stop codon on the mRNA and terminates the protein synthesis.
Answer:
A ribosome is a intercellular structure made of RNA and protein
Explanation:
This desert has not received rain for weeks. Now that a storm has arrived in the area, how will the environmental change most likely affect the stability of this ecosystem?
A.
The rain will cause the desert to maintain the same level of stability, as the rain will temporarily provide animals and plants with water.
B.
The rain will cause the desert to become more stable, as the rain will provide animals and plants with a single large reserve of water.
C.
The rain will cause the desert to become more unstable, as the rain will wash away all the nutrients from the soil before they are absorbed.
D.
The rain will cause the desert to become alternately stable and unstable, as the rain will be consumed by plants before it reaches animals.
Answers
I got stung by a scorpion in my sleep. Why??? By the way it really hurts!!!
Answers
the scorpion can we venomous so go to a near clinic or hospital for check up
Look at the diagram of the rock cycle below.
Which part of the cycle is missing?
A.
sedimentation
B.
melting
C.
crystallization
D.
mineral integration
Answers
it’s melting
From the diagram of the rock cycle the missing part is ( B ) ; Melting
Magma is a hot liquid/semi-liquid rock that is usually formed under the earth due to high pressure and temperature present in the inner core of the earth. magma is obtained by the melting down of existing rocks ( Igneous, sedimentary and metamorphic rocks ) under high pressure and temperature in the earths core.
Magma is released to the earth surfaces during volcanoes therefore the missing term in the rock cycle is melting
Hence we can conclude that from the diagram of the rock cycle the missing part is Melting.
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How is a molecule of hydrogen formed from two hydrogen atoms?
(You may use a diagram as part of your answer)
Answers
How is a molecule of hydrogen formed from two hydrogen atoms?
Answer:A molecule of hydrogen is formed by two
hydrogen atoms, that is a fact.
How does it work? When two atoms,
known as "diatomic" pair with another in
a bond known non-polar covalent bonds.
Where they equally share electrons. A
Hydrogen atoms needs 1 more electrons
to fill its first shell fully and have full
valence shell. So if two H's share their
electrons, they'll both have a full V-shell!
That's the basic of both the H-H bond
and all the other diatomic bonds as well.
Explanation:#Carry on learning
#StuddyHard
can i please get some help
Answers
At the end of meiosis, there are four cells, each with 23 chromosomes, for a total of 92 chromosomes split between the four cells
Answer:sure , second
Explanation:
Two red and two overlapping balls in the center are surrounded by a green, fuzzy, circular cloud with a white line running through it. Two green balls sit on the white line, and a line leading a bracket around the balls is labeled A. A line leading to a bracket overlapping the white line is labeled B. Which is a characteristic of the part of the atom marked "A”? It contains most of the mass. It is negatively charged. It is mostly empty space. It is composed of electrons.
Answers
Answer:
A. The line leading a bracket around the balls, labeled A, represents the nucleus of the atom.
B. The white line, labeled B, is signaling the first main energy level, as per the quantum model of the atom.
Explanation:
You are describing the model of an atom with two protons, two neutrons, the electron density (orbital), and two electrons.
Then, you want to know what the labels A and B represent.
The nucleus of the atom is at the center, where protons and neutrons are placed. This is supported by three models: Rutherford's model, Bohr's model, and the (currently accepted) quantum model.
Hence, the red balls and the two overlapping balls in the center are representing the protons and neutrons.
The line leading a bracket around the balls, labeled A, represents the nucleus of the atom, since it is signaling both protons and neutrons in the nucleus.
The green fuzzy circular cloud depicts the region where the electrons are: it is fuzzy in correspondence to the quantum model, which states the electrons are not in a fixed position but in a region around the atom. That region is named orbitals. As per the model you cannot tell the exact position of the electron, and that is what the fuzzy cloud means.
In the the Bohr's model that white line, which should be circular, where the electrons are, depicts the orbit of the electrons, and the shell, which were idenfified with letters L, M, N, K. The first shell was the L shell.
In the quantum model, that line corresponds to the principal quantum number n, which is the main energy level. Hence, the line leading to a bracket overlapping the white line depicts the main energy level.
The atom is neutral because it contains the same number of electrons aroud the nucleus as protons inside the nucleus.
Answer:
the answer is A.) It contains most of the mass
Explanation:
How do local winds and global winds differ?
Answers
please answer the questions below
Answers
1. The particles will speed up as they gain more kinetic energy from their surroundings and try to escape. They will collide with the balloon more and cause gas pressure which over time will cause the balloon to explode.
2. The particles will slow down
3. It has more density unlike water which expands when it’s frozen. Normally a liquid has more volume and less density when heated.
4. 10°C 50°F
5. 0°C 35°C/36°C ( trick question it’s not 10 degrees less Fahrenheit but Celsius for both)
6. The air particles slow down, losing their energy to the surroundings in an attempt to change state.
Existing rocks are buried and forced toward the mantle, increasing heat and pressure. This is the first step in the formation of metamorphic rocks.
(PLEASE HELPPPP 90 POINTS!!)
Which best describes the next step in the formation of metamorphic rocks?
Buried rocks melt deep within the mantle.
Lava melts underlying rocks, which crystallize into new minerals.
Rocks that were buried are exposed at Earth’s surface, where they are weathered and eroded.
Magma pockets rise, which increases heat, and minerals change due to temperature and pressure.
Answers
The correct answer is B. When buried rocks are forced toward the mantle, they undergo extreme heating and pressure, which can cause them to melt. This molten rock is known as magma, which then crystallizes as new minerals as the magma cools and solidifies. This process is known as metamorphosis and is the second step in the formation of metamorphic rocks.
Buried rocks melt deep within the mantle.
Today, many Canadians are concerned about greenhouse gases released into the atmosphere by transportation (cars, trucks, ships, airplanes). Suggest some of the changes that could be made to reduce these emissions. In your answer, consider attitudes, how we obtain data on emissions, publicity, and vehicle design.
Answers
Which of the following is not an example of potential energy?
a rock sitting on the top of a large hill
a new flashlight battery
someone standing still on top of a diving board
a baseball moving from the pitcher to the catcher
Answers
Answer:
:v
aaaaaaaaa
Explanation:
Who is Vandana Shiva
Answers
Vandana Shiva is an Indian scholar, environmental activist, and author known for her work in the field of environmental sustainability, biodiversity conservation, and social justice. She was born on November 5, 1952, in Dehradun, India. Shiva has a background in physics and earned her Ph.D. in philosophy from the University of Western Ontario, Canada.
Shiva is a prominent advocate for sustainable agriculture, seed sovereignty, and the rights of small-scale farmers. She is known for her opposition to genetically modified organisms (GMOs) and the negative impacts of industrial agriculture on the environment and local communities. Shiva has been involved in grassroots movements and organizations, including Navdanya, which promotes seed conservation and organic farming practices.
Vandana Shiva has authored numerous books, including "Staying Alive: Women, Ecology, and Development," "Earth Democracy: Justice, Sustainability, and Peace," and "Making Peace with the Earth." She has received several awards for her work, including the Right Livelihood Award (Alternative Nobel Prize) in 1993. Shiva continues to be actively involved in raising awareness about sustainable agriculture, biodiversity, and social justice issues on a global scale.
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Need Help!
What conclusion can be drawn about the number of elements the make up the majority of the world in which we live and the total number of elements identified on the Periodic table?
Answers
Answer:
I think what you're reaching for is how the vast majority of the world we live in is comprised of only a few elements on the periodic table (carbon, hydrogen, oxygen, to name a few).
Explanation:
The other molecules identified on the periodic table do exist in nature but in much smaller quantities than those of a select few atoms.
Answer:
Of these 118 elements, 94 occur naturally on Earth. Six of these occur in extreme trace quantities: technetium, atomic number 43; promethium, number 61; astatine, number 85; francium, number 87; neptunium, number 93; and plutonium, number 94.
Explanation:
A digestive system with two openings is less efficient than a system with one opening. true or false
Answers
Answer:
False
Explanation:
A complete digestive tract allows to continuously feed without waiting for waste to be eliminated before beginning to digest new foods. In this way, the absorption of larger amounts of nutrients is possible and therefore bigger and more complex species can develop. Digestive tracts with two openings also make digestion more efficient, since they provide different sites with different physical and chemical conditions (mouth, stomach, bowels) for the action of different complementary digestive enzyme systems.
False. A digestive system with two openings is generally considered to be more efficient than a system with one opening.
What is a digestive system?A digestive system with one opening is called a "gastrovascular cavity" and is found in simple animals like jellyfish and flatworms. A gastrovascular cavity has a single opening that serves as both the mouth and the anus. Food is taken in through the opening, digested, and waste is expelled back out through the same opening.
On the other hand, a digestive system with two openings, one for the mouth and one for the anus, is called a complete digestive system or an alimentary canal. This type of digestive system is found in more complex animals like humans, dogs, and cows.
A complete digestive system is generally considered more efficient than a gastrovascular cavity because it allows for specialized regions along the digestive tract, each with a specific function.
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Jessica is watching a storm approach her house and sees grey clouds, lightning
bolts, trees swaying and lots of rain. She knows that some storms can be very
dangerous because of the amount of energy that can be released. Which of these
is NOT possible evidence of that energy release?
A- a boom of thunder
B-a f;ash of lightning
C- a cool windpane
D- a tree falling over
Answers
An incomplete diagram of the rock cycle is shown below. Use the labels to correctly complete the diagram.
Answers
it goes sedimentary rock to metamorphic is heat and pressure
then metamorphic to magma is melting and magma to igneous rock is crystallization
Thats all i got
First magma cools down or maybe (crystallizes ?) To form igneous rocks. These igneous rocks are carried away by wind and seas and from all the forces of nature, the rocks go through lot of weathering and turn into sediments of rocks (thus the name) and then these sediments collide with other to form layers. Later on, some rocks that go underground have to go thru lot of heat and pressure due to which any sedimentary or igneous rocks underground take formation of metamorphic rocks. If there is a lot of heat, some metamorphic rocks melt down to go back to square 1.. magma.
Pls check the explanation and place the answers wherever required
List the differences between the hearts of vertebrates that live in water and the hearts of vertebrates that live on land. List the similarities.
Answers
Answer: All vertebrates have circulatory systems based on a common plan, and so vertebrate systems show much less variety than do those of invertebrates. Although it is impossible to trace the evolution of the circulatory system by using fossils (because blood vessels do not fossilize as do bones and teeth), it is possible to theorize on its evolution by studying different groups of vertebrates and their developing embryos. Many of the variations from the common plan are related to the different requirements of living in water and on land.
Explanation:
Which one is bigger: a galaxy or a solar system? (another way of asking my question would be:) Does a galaxy go inside a solar system or does a solar system go inside a galaxy?
Answers
Answer:
The Galaxy is bigger.
The Solar System moves through the galaxy.
Explanation:
Can someone please help me on this question?
The model below represents water.
~insert picture~
Based on the labels, what is the best description of this model?
A. X and Y represent molecules; Z represents an atom of water
B. X represents a molecule; Y represents a particle; Z represents an atom of water
C. X represents an atom; Y represents a molecule; Z represents a particle of water
D. X and Y represent atoms; Z represents a molecule of water
Answers
Answer: D. X and Y represent atoms; Z represents a molecule of water
Explanation:
Molecule - Group of two or more atoms
Water is H2O meaning two hydrogen atoms bound to an oxygen atom.
Answer:
The answer is D
Geologists use tools other than the law of superposition to help them with relative dating. Which statements describe those tools? Check all that apply.
A. An unconformity is created when lava pours out on Earth’s surface.
B. Faults are the result of volcanic activity.
C. Intrusions and extrusions are sedimentary formations.
D. Cross-cutting features are always younger than the surrounding rock.
E. When material erodes before sediment is deposited on it, a geologic gap results
MORE THAN ONE ANSWER
Answers
Answer:
The statement that describes the tools that the geologists use for relative dating are:
Cross-cutting features are always younger than the surrounding rock.
When material erodes before sediment is deposited on it, a geologic gap results.
Explanation:
Write a description or a reason why you are doing this activities of conserving our natural resources.
1. Using a glass when brushing teeth -
2. Hanging clothes -
3. Walking -
4. Feeding the stray animals -
5. Using back page of paper -
6. Using fan -
7. Watering the plants -
8. Sweeping -
Answers
1. Using a glass when brushing teeth: By using a glass instead of leaving the tap running while brushing our teeth, we can conserve water. Freshwater is a finite resource, and reducing unnecessary water usage is essential for preserving our water supplies and ensuring their availability for both humans and the natural environment.
2. Hanging clothes: Opting to hang clothes to dry instead of using a dryer not only saves energy but also reduces greenhouse gas emissions. Clothes dryers consume a significant amount of electricity, and by utilizing natural methods like hanging clothes, we can contribute to reducing our energy consumption and lowering our carbon footprint.
3. Walking: Walking instead of using vehicles for short-distance travel offers multiple benefits. Firstly, it helps reduce air pollution by decreasing the emission of harmful gases from vehicles. Secondly, walking promotes personal health and well-being, as it is a form of physical exercise. Lastly, choosing to walk reduces traffic congestion and saves fuel.
4. Feeding stray animals: Feeding stray animals is an act of compassion and kindness. By providing food for stray animals, we help prevent their starvation and promote their overall welfare. It also reduces their need to hunt for food in natural habitats, preserving the delicate balance of local ecosystems.
5. Using the back page of paper: Utilizing both sides of a piece of paper helps reduce paper waste and conserves valuable forest resources. Paper production involves cutting down trees, and by maximizing the use of each sheet, we minimize the number of trees required to produce paper products.
6. Using a fan: Using a fan instead of an air conditioner helps reduce energy consumption and lowers greenhouse gas emissions. Air conditioners consume a significant amount of electricity, and by using fans to circulate air and provide cooling, we can contribute to conserving energy resources and mitigating the impact of climate change.
7. Watering the plants: Watering plants is essential for their growth and well-being. By providing them with adequate water, we support their ability to photosynthesize, produce oxygen, and contribute to a healthy ecosystem. Additionally, practicing responsible watering techniques, such as using watering cans instead of hoses, helps conserve water resources.
8. Sweeping: Sweeping instead of using a leaf blower or a hose to clean outdoor spaces reduces energy and water consumption. Leaf blowers and hoses consume significant amounts of electricity and water, respectively. Sweeping not only saves resources but also minimizes noise pollution and prevents soil erosion caused by high-pressure water flow.
Engaging in these activities of conserving natural resources demonstrates our commitment to environmental stewardship and sustainable living. By making conscious choices in our daily lives, we can contribute to the preservation and protection of the Earth's ecosystems for the benefit of current and future generations.
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Both species benefit in the type of symbiosis called parasitism. Please select the best answer from the choices provided T F
Answers
The statement “both species benefit in the type of symbiosis called parasitism” is false.
Parasitism is a type of symbiosis where one organism is harmed while the other benefits.
An example of parasitism is a dog infested with ticks.
The ticks benefit from drinking the dog’s blood, harming the dog in the process.
Which of the following transforms heat into electrical energy?
Static
Water
Wind
Fossil fuels
Answers
Answer:
Static (Option A)
Explanation:
You need a hot surface that has rotating potential amounts of electricity energy, this is why the sun is a great source. An example of this type of energy is a geothermal energy plant. It needs to be able to heat it as well as cool it down.
When the oxygen in the air combines with the iron exposed by paint peeling off an old
bicycle, a new, red-colored, crumbly substance is formed.
Physical or chemical?
Specific type of physical or chemical
Answers
Answer:
Chemical change
Explanation: