The correct option is D; Evolution may sometimes occur very rapidly, in any clade and at any time.
Darwin originally suggested that evolution occurred through a process of gradual change over long periods, a concept known as gradualism. However, the fossil record supports a different model called punctuated equilibrium, where long periods of little to no change are interrupted by bursts of rapid evolutionary change.
This alternative model accounts for the 'sudden' appearance of new species in the fossil record and proposes that speciation can occur relatively quickly under certain conditions, such as geographic isolation or significant environmental changes.
Rock samples taken from location B would most likely be composed of
1.granite
2.rhyolite
3.conglomerate
4.basalt
The answer is 4. basalt.
Here's why:
Location B is at the Mid-Atlantic Ridge. This is a divergent plate boundary, where plates are moving apart and magma is rising from the mantle.
Magma that rises at the Mid-Atlantic Ridge is basaltic. Basalt is a fine-grained, dark-colored igneous rock formed by the rapid cooling of magma.
Granite and rhyolite are not typically found at Mid-Atlantic Ridges. They are felsic igneous rocks, which are lighter in color and coarser-grained than basalt. They are more commonly found in continental settings, where magma cools slowly underground.
Conglomerate is a sedimentary rock. It is formed from the erosion and deposition of other rocks, not from the cooling of magma.
Therefore, based on the location and the type of rock formation that occurs at Mid-Atlantic Ridges, the rock samples taken from location B would most likely be composed of basalt.
The diagram below shows a portion of earths crust near the mid Atlantic ridge. Letters A B C D and E represent locations on the sea floor. Rock samples taken from location B would most likely be composed of
1. granite
2. rhyolite
3. conglomerate
4. basalt
PLEASE HURRY IM TIMED
The amount of the lighted side of the moon you can see is the same during
a. new moon and full moon phase.
b. new moon and first quarter phase.
c. first quarter and third quarter phase.
d. full moon and third quarter phase.
Please select the best answer from the choices provided
Answer:
The amount of the lighted side of the moon you can see is the same during
a. new moon and full moon phase.
b. new moon and first quarter phase.
c. first quarter and third quarter phase.
d. full moon and third quarter phase.
Please select the best answer from the choices provided
Explanation:
c
QUICK ANSWER FOR BRAINLIEST AND 20 POINTS
Look at the circuit diagram.
What does the diagram show?
one battery, two light bulbs, and three resistors
one battery, two switches, and three light bulbs
one switch, one resistor, and three light bulbs
one switch, one light bulb, and three batteries
Answer:
The battery is the set of vertical lines at the bottom, so there's one battery.
The switches are the line between the small circles (they're closed here) there are 2 of them.
The circles with Xs inside are bulbs.
So B is correct.
In this circuit diagram, one battery, two switches, and three light bulbs are shown.
What are the characteristic features of circuit diagram?
A circuit diagram is a graphical representation of an electrical circuit. A pictorial circuit diagram uses simple images of components, while a schematic diagram shows the components.
A circuit diagram is a simplified graphical representation of an electrical circuit. Circuit diagrams are used for the design, construction and maintenance of electrical and electronic equipment.
There are 6 types of circuit diagrams, namely: Block Diagram, Schematic Circuit Diagram, Pictorial Circuit Diagram, Single Line Circuit Diagram, Open Circuit Diagram and Closed Circuit Diagram.
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Which of the following best identifies a physical digestive process?
heat formation
enzyme action
acid secretion
peristalsis
Answer: C ( Enzyme Action
The baker needs 9 eggs, 6 cups of flour, 3 cups of sugar, and 3 sticks of butter to make a total of 3 cakes.. The baker only has 2 sticks of butter. That means the butter is the ___________ because the baker can only make 2 cakes!
Question 19 options:
Limiting reactant
Reactant
Spontaneous reactant
Product
Answer:
i think its reactant
Explanation:
just a gut feeling
Evolution states that Humans evolved from Monkeys and Gorillas True or false? If true give a reason why if false give a reason why
Answer:
False
Explanation:
Evolution states that humans, monkeys, and gorillas share a distant common ancestor. The ancestral species isn't any one of the three modern species, it was a species of it's own that branched off and evolved to become modern humans, monkeys, and gorillas
Describe the rules of probability and explain how they apply to genetics.
Answer:
One probability rule that's very useful in genetics is the product rule, which states that the probability of two (or more) independent events occurring together can be calculated by multiplying the individual probabilities of the events. ... Each parent has a 1 / 2 1/2 1/2 chance of making an a gamete.
Explanation:
20. What factors can limit the
usefulness of television
news as a source of
information on
environmental issues?
a. News reports are brief.
b. News reports may leave
out information
c. The information comes
from only one source.
d. all of the above
ales
Answer:
All of the above.
Explanation:
If the news reports are brief, they probably will leave out information. If the info comes from only one source, it may or may not be reliable.
Which of the following is a source of carbon dioxide in the atmosphere?
plants
animals
sunlight
factories
Answer:
Plants, animals, factories.
Explanation:
Plants and animals are living organisms that undergoes aerobic respiration that takes in Oxygen and released carbon dioxide.
Do not be mislead that plants do not give out CO2. During the night, when rate of photosynthesis is slower than rate of respiration, CO2 is released to the atmosphere and acts as a source of CO2.
Animals can only respirate and not photosynthesize. Hence, it is definitely a source of CO2
Factories are sources of CO2 assuming that their operations releases CO2 as by-product which is a very probable event for most factory operations.
Sunlight is a abiotic factor that does not cause CO2 to be released on its own to act as a source of CO2 in the atmosphere.
Plants, animals, and factories are sources of carbon dioxide in the atmosphere.
Explanation:Plants, animals, and factories are significant sources of carbon dioxide emissions into the Earth's atmosphere. Plants play a dual role in the carbon cycle. During photosynthesis, they absorb CO2 and convert it into oxygen (O2) and organic carbon compounds, helping regulate atmospheric CO2 levels. However, when plants decay or burn, they release CO2 back into the atmosphere.
Animals, through respiration, release CO2 as a byproduct of metabolism. This carbon comes from the food they consume, and when they exhale, it contributes to atmospheric CO2 levels. Factories, particularly those burning fossil fuels for energy and industrial processes, release substantial amounts of CO2 as a result of combustion. These human activities significantly impact global carbon levels and contribute to climate change and global warming. Sustainable practices and reduced emissions are critical to mitigate these effects.
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The force exerted by a seedling as it pushes its way through the soil is due to the _____ created inside its cells. A. water solubility B. water movement C. water leakage D. water pressure
Answer:
water pressure is correct answer
Explanation:
The force exerted by a seedling as it pushes through the soil is due to the water pressure inside its cells, known as turgor pressure, which is a result of water potential differences that cause water to move into cells.
The correct option is 'D'.
The force exerted by a seedling as it pushes its way through the soil is due to the water pressure created inside its cells. This water pressure is also known as turgor pressure, which occurs when water moves into plant cells, causing them to swell and become turgid.
These processes are influenced by the water potential in the plants, which is a measure of the potential energy in water in comparison to pure water.
The water potential is affected by several factors like solute concentration and pressure.
When the water potential within the soil is higher than inside the plant cells, water moves into the cells via osmosis, generating pressure that helps to push the seedling upwards through the soil. Turgor pressure is vital for plant rigidity and growth.
Which of the following organisms serve as food for primary consumers?
A. Producers
B. Decomposers
C. Secondary consumers
D. Predators
Answer:
Option A
Explanation:
Hoping it helps!
Answer:
Producers
Explanation:
Ape-x
2. What is needed from fermentation to restart glycolysis?
what proportion of the progeny carries the allele for wrinkled skin in the genotype
Answer:2/3
Explanation:
this is the ancwer i got
Final answer:
The proportion of F2 progeny with the allele for wrinkled skin is expected to be 1/4 when considering a dihybrid cross of two heterozygous pea plants. This is based on the principles of Mendelian genetics and the monohybrid 3:1 ratio characteristic of a single trait with one dominant and one recessive allele.
Explanation:
When considering a dihybrid cross and determining the proportion of progeny that carries an allele for a specific trait such as wrinkled skin in peas, we utilize the principles of Mendelian genetics, particularly the concept of independent assortment and dominance.
For the trait of seed texture, the allele for wrinkled skin in peas is recessive, typically represented as 'r'. In a dihybrid cross of two heterozygous F1 plants (RrYy), we expect to see a phenotypic ratio of 9:3:3:1, which can be broken down into two separate monohybrid 3:1 ratios, one for each trait. Thus, considering only the texture, three-quarters of the F2 offspring will display the dominant round phenotype (R_), and one-quarter will display the recessive wrinkled phenotype (rr). This is because the proportion of F2 progeny with wrinkled skin (homozygous recessive condition rr) is expected to be 1/4, as determined by the product of the probabilities for each independent event: (1/4) × (1/4).
Explain about the temperate forest biome. Explain how the organisms in cold forests biome adapt to their environment. Also explain how the parts of the biome work together as a system.
Final answer:
The temperate forest biome is common in mid-latitude regions with moderate temperatures and consistent precipitation, leading to distinct seasons. Deciduous trees dominate and create a nutrient-rich leaf litter layer that insulates the ground and provides habitats for organisms, playing a key role within the system. Organisms adapt through hibernation, migration, and the cyclical nature of plant life, ensuring a balance within the ecosystem.
Explanation:
Temperate Forest Biome
Temperate forests are a biome found in mid-latitude regions across the globe, particularly prevalent in areas such as eastern North America, Western Europe, Eastern Asia, Chile, and New Zealand. Characterized by their moderate temperatures that range between -30°C and 30°C (-22°F to 86°F), these forests experience seasons, with growing periods in the spring, summer, and early fall, and temperatures dropping below freezing annually. Precipitation in these biomes is fairly consistent year-round, with amounts ranging from 75 cm to 150 cm (29.5 to 59 inches).
In a temperate forest, you'll find a mix of deciduous trees, which shed their leaves in autumn, and evergreen conifers. These deciduous trees significantly contribute to the forest dynamic by creating a thick layer of leaf litter on the forest floor. This layer is not only rich in inorganic and organic nutrients, but as it decays, it returns nutrients to the soil, protects against erosion, insulates the ground, and provides habitats for various invertebrates and their predators.
Organisms in the temperate forest have adapted to this environment in several ways. Many animals hibernate or migrate to cope with the cold winters, while plant species have seasonal cycles. This biodiversity in the temperate forests is sustained by sunlight reaching the ground due to the moderate growth of tree canopies compared to tropical rainforests, which allows for a variety of plants and animals to thrive.
Functioning as a System
The components of the temperate forest biome work together as a system. The trees provide habitat and food for animals, the leaf litter enriches the soil, and the diversity of species supports a balanced ecosystem. In turn, animals contribute to the pollination of plants and the dispersion of seeds, which ensures the ongoing regeneration of the forest.
Question 2 (6 points)
Match the term to the definition/statement:
1. Process that changes surface water
into water vapor
Runoff
2. Water flowing over Earth's surface
Evaporation
Sun
3. Process where plants move water
up their roots from the ground
against the force of gravity
Capillary Action
4. Driving force behind the water
cycle
Answer:
1. evaporation
2. runoff
3. capillary action
4. sun
Explanation:
Ben lives near a busy street frequented by vehicles. What is Ben susceptible to in this situation?
A. water pollution
B. obesity
C. noise pollution
D. diabetes
Answer:
C. Noise pollution
Explanation:
Ben is susceptible to the noise pollution and the air pollution, and may be water pollution too, because the air pollution is someway related to the water pollution and the soil pollution too. However, C is the best answer for this question.
....
Hope this answer can help you. Have a nice day!
In terms of gravitational political energy,what happens to a ball as it rolls down a hill?
The gravitational potential energy of the ball decreases as it rolls down the hill while the gravitational kinetic energy of the ball increases due to its acceleration in velocity.
Question 4
3 pts
Which of the following shows a reduction of chromosomes by half? (3 points)
Question:
Which of the following shows a reduction of chromosomes by half? (3 points)
Male gametophyte to flagellated sperm Sporophyte to spores Male gametophyte to spores Female gametophyte to zygoteAnswer:
Sporophyte to sporesIt is summer and your friend Michelle, who lives in Michigan, tells you that she is a morning
person and functions best when the sun wakes her up early in the morning. She is looking
to take a vacation to a location where the sun rises earlier in the day. Where (with respect
to Michigan) should she be looking? Explain why she should look in this area, by explaining
how the tilt of the Earth's axis affects the seasons. Finally, suggest two specific locations
that would meet Michelle's needs.
Answer:
Jamaica and Cuba the seasons of summer and winter would change and she would not feel a need to move
Explanation:
Well the two countries i would sugedt are Cuba and Jamaica since she wants sun those two countries on the earth are mostly turned to the sun and if the axis of the sun changed them her country would have been 2nd hottest in the world so its best for the earth to not change. During the day these two country accept sun like no other and since the people there have a specific skin colour you might see the need the season dont really depend on the way the earth is but winter and summer would be most likely to change
She should be looking further South in the country as they are closer to the equator line.
We can reach this conclusion because:
The regions closer to the equator line usually have the presence of the sun early in the day, compared to regions further away from this line.The countries of the Southern Hemisphere tend to have more sun availability, as the sun rises earlier.In this case, Michelle can move to a location in the South of the country, in relation to Michigan, or to some country in the Southern Hemisphere, such as countries in South America, such as Colombia and Brazil.Concerning the inclination of the Earth, we can say that this inclination causes the direction of the earth in relation to the sun to change as the earth rotates.
The regions close to the equator undergo few changes with the inclination and present poorly defined seasons and all similar to summer.
About regions far from the equator, we can state that:
When the inclination of the earth makes the Northern Hemisphere closer to the sun, the regions of that Hemisphere receive more incidence of solar energy and have the hottest seasons such as spring and summer.At that time, the Southern Hemisphere receives less incidence of solar energy and has the coldest seasons such as winter and autumn.
When the position of the earth changes and the Southern Hemisphere faces the sun, it is the turn of the regions of that Hemisphere to experience summer and spring, unlike the Northerm Hemisphere, which will present autumn and winter.
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What are some examples of phase change? Select all that apply.
a. burning
b. condensation
c. vibrating
d. freezing
e. melting
f. boiling
A population of oak trees growing in a region in Canada experiences a change in climate to much colder temperatures and much drier conditions than they have had for many years
Answer:
Explanation:
1.A
2.C
3.B
4.C
If “M” represents the dominant condition for a trait and “m” represent the recessive condition for that same trait. What is the genotype for a recessive offspring?
Answer:
mm
Explanation:
the only way for it to be recessive, is to remove the dominant
The genotype for a recessive offspring in this scenario is 'mm,' as this reflects the presence of two copies of the recessive allele required for the recessive trait to be expressed.
The genotype for a recessive offspring, when "M" represents the dominant condition and "m" represents the recessive condition for a trait, would be mm. This is because a recessive trait is only expressed when an individual has two copies of the recessive allele.
Therefore, for the offspring to display the recessive trait, both alleles must be m, resulting in the homozygous recessive genotype mm. Genotypes are often abbreviated using a single letter, with the dominant trait typically indicated by a capital letter and the recessive trait by a lowercase letter. In cases where "B" represents a dominant black allele and "b" a recessive brown allele, the parallel is that a recessive brown offspring would have the genotype bb.
Which chemical bond most likely stores the most energy?
А. Сс
в. н-о
C. н-н
D. C=C
Answer:
D. C=C
Explanation:
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What evidence supports the law of conservation of energy? Group of answer choices
Answer:food
Explanation:cause
Answer:
The law of conservation of mass states that in a chemical reaction, mass is neither created nor destroyed.Carbon dioxide becomes glucose and oxygen during photosynthesis.
How do the Various types of electromagnetic radiation differ from each other?
Answer:
They only differ from each other in wavelength. The electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, X-rays, and gamma-rays.
Explanation:
what element is required to build red bloold cells?
Iron
Zinc
Copper
Nickel
What are the 3 types of muscles in the human body. Where are they found in the body?
Answer:
The 3 types of muscle tissue are cardiac, smooth, and skeletal.
Explanation:
Cardiac: Cardiac muscle cells are located in the walls of the heart, appear striated, and are under involuntary control.
Smooth: Smooth muscle (so-named because the cells do not have striations) is present in the walls of hollow organs like the urinary bladder, uterus, stomach, intestines, and in the walls of passageways, such as the arteries and veins of the circulatory system, and the tracts of the respiratory, urinary, and reproductive
Skeletal: Skeletal muscle is found between bones, and uses tendons to connect the epimysium to the periosteum, or outer covering, of bone.
Final answer:
The three types of muscles in the human body are skeletal muscles for voluntary movement, smooth muscles in internal organs for involuntary functions, and cardiac muscle found only in the heart. They differ by striation, control, and location.
Explanation:
The human body has three major types of muscle tissues: skeletal, smooth, and cardiac muscles. Each type has distinct characteristics and locations within the body.
Skeletal Muscles
Skeletal muscles are attached to bones and are responsible for voluntary movements. These muscles display a striped, or striated, appearance under a microscope and are usually under conscious control. Examples include the biceps and quadriceps
Smooth Muscles
Smooth muscles are found in the walls of internal organs such as the stomach, intestines, and blood vessels. They control involuntary movements and do not show striations, appearing smooth under a microscope.
Cardiac Muscle
The cardiac muscle is specialized muscle tissue found only in the heart. It is striated like skeletal muscle but operates involuntarily, controlling the heartbeat.
Striated muscles: Skeletal and cardiac muscles
Non-striated muscle: Smooth muscle
Voluntary muscle: Skeletal muscle
Involuntary muscles: Smooth and cardiac muscles
Plant Growth Consider the data summary above. After five weeks, the plants growing in soil containing worms grew an average of__?_cm taller than plants growing without worms in the soil.
Answer:
The correct answer is "6".
Explanation:
The data gathered from an experiment of plants growing in soil containing worms (Experimental Group) in comparison of plants growing in soil without worms (Control Group) show an apparent effect of the presence of worms in the average height of the plants. It can be noted by the data herein attached, that after five weeks, the plants growing in soil containing worms grew an average of 6 centimeters taller than the plants in the control group, as it is shown in the row entitled "Difference in Average Height".
Answer:
6
Explanation:
Why is it commonly believed that carbon dioxide is responsible for global warming? Select 2 options.
Answer:
it is a greenhouse gas witch traps heat
and it dissolves in the ocean causing fish to die and decompose creating more greenhouse gas
Explanation:
Multicellular fungi have a _______ stage and a reproductive stage of their lives.
Many fungi play a critical environmental role as _______, breaking down organic material into nutrients for the soil and other organisms.
Some fungi and insects benefit each other; the fungi protects the insects from predators and the insects spread spores for the fungi. This is an example of a _______ relationship.
Answer:
vegetative
decomposers
mutualistic
The primary way that fungi reproduce and spread their species on Earth is through spores. These spores are carried by the wind or by other organisms.
The role of mycorrhizae in plants is that they live in the roots of plants and turn unusable matter into minerals and water for the plants. The plants also provide energy and a place for the mycorrhiza to live.
The three main substances that fungi convert into usable forms for other organisms are phosphorus, nitrogen, and carbon.
Fungi break down organic matter and convert it into usable nutrients.
It's helpful that fungi attack and kill other organisms that are parasitic because these parasitic organisms can wreak havoc on the ecosystem. The fungi help to protect other species and populations by controlling and curbing the growth of the parasitic organism.
Explanation:
PF
Multicellular fungi have a vegetative stage and a reproductive stage in their lives.
Many fungi play a critical environmental role as decomposers, breaking down organic material into nutrients for the soil and other organisms.
Some fungi and insects benefit each other; the fungi protect the insects from predators and the insects spread spores for the fungi. This is an example of a mutualistic relationship.
What is a Mutualistic relationship?A Mutualistic relationship may be defined as a type of +,+ interaction where both species are benefitted from the presence of each other.
Multicellular fungi undergo two stages in their life cycle, i.e. vegetative stage and the reproductive stage. Some fungi are decomposers that convert dead organic material into inorganic one which is easily consumed by plants.
Therefore, it is well described above.
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