Answer:1st would be traits and 2nd would be artificial selection
Explanation:
When someone breeds for certain qualities or traits in an anime it’s called artificial selection
Answer:
1st would be traits and 2nd would be artificial selection
Explanation:
The Seven Sisters are seven stars located more than 400 light-years away in the Taurus constellation and they can be seen here with Venus and another constellation, Orion. Why do these stars seem so small compared to our Sun, also a star?
A) Our Sun is much larger than any of the Seven Sisters.
B) Our Sun is much closer to Earth than the Seven Sisters.
C) The Seven Sisters are ancient stars; the Sun is a young star.
D) Stars found in constellations are much older and smaller than any other
Answer:
Option B
Explanation:
The seven stars are bigger in size as compared to the size of the sun. Also, these stars are more luminous as compared to sun. However, these stars appear small in size in comparison to sun because of their distance from earth. The larger is the distance, the dimmer is the star. Sun is at a distance of 0.0000158 Light years from Earth while the nearest star of the seven sister i.e Alpha Centauri is 4.37 light years away.
Hence, option B is correct
The stars of the Seven Sisters look smaller than the Sun because they are far more distant from Earth, while the Sun is relatively close.
The Seven Sisters, or the Pleiades, appear small compared to our Sun because of the immense distance separating us from them. Although some of the stars in the Pleiades might be larger than the Sun in terms of light-giving power or actual size, they are over 400 light-years away. In contrast, our Sun is much closer to Earth, at about 93 million miles away, making it appear significantly larger in the sky.
The correct answer to why the Seven Sisters seem so small compared to our Sun, also a star, is B) Our Sun is much closer to Earth than the Seven Sisters.
Why is it virtually certain that except for identical twins, even offspring of the same parents will not be genetically identical?
Answer: Because they have different genes, or they might be the opposite gender.
Explanation:
What is the light-colored outer shadow on Earth's surface cast by the Moon during a solar eclipse?
Answer:
penumbra
Explanation:
I am super stuck can someone help me out??
Answer:
D
Explanation:
Which of the following are most likely part of a nucleotide of DNA? *
A.uracil, ribose, guanine
B.uracil, deoxy ibose, guanine
C.thymine, ribose, cytosine
D.thymine, deoxyribose, cytosine
Final answer:
The correct components of a DNA nucleotide are thymine, deoxyribose, and cytosine, making option D the correct answer for a nucleotide of DNA. So the correct option is D.
Explanation:
To determine which of the following are most likely parts of a nucleotide of DNA, we need to understand the components that make up a nucleotide in DNA. A DNA nucleotide is composed of three main parts: a 5-carbon sugar called deoxyribose, a phosphate group, and a nitrogenous base. DNA contains four types of nitrogenous bases: adenine (A), guanine (G), cytosine (C), and thymine (T). Notably, uracil (U) is not found in DNA; it is instead found in RNA and replaces thymine as a nitrogenous base.
Among the options provided, the most accurate parts that would be found in a DNA nucleotide are thymine, deoxyribose, and cytosine. Therefore, the correct answer is:
D. thymine, deoxyribose, cytosine
You observed several chemical reactions throughout the lessons in this unit. And we discussed them in class.
A. List 5 signs (observations) that indicate a chemical reaction has occurred.
B. Give 1 specific example for 2 of the signs you listed.
Answer:
1. bubbling
2. steam
3. change of color
4. change of form ( solid, liquid, gasses)
5. dizzolving
example:
1. Rock melting
2. water steaming
Explanation:
I'm trying sorry if its wrong
Five signs of a chemical reaction are a change in color or temperature, the formation of a gas or precipitate, and a change in smell. The change in color can be observed when iodine is added to starch, and the production of gas can be seen when baking soda reacts with vinegar.
Explanation:A. There are several signs that a chemical reaction has occurred. Some of the key observations include:
Change in colorFormation of a precipitateProduction of gasChange in temperature or energyChange in smell or tasteB. Here are specific examples for two of the signs listed above:
Change in color: When you add iodine to starch, the mixture changes to a deep blue color, indicating a chemical reaction.Production of gas: Baking soda reacts with vinegar to produce carbon dioxide gas. This can be observed as the fizz or bubble formation when the two substances mix. Learn more about Chemical Reactions here:https://brainly.com/question/34137415
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Which best explains how the human body obtains energy from food?
O
O
A. By inhaling oxygen into the lungs
B. By exhaling carbon dioxide
C. By removing dangerous wastes
D. By breaking and reforming chemical bonds
O
O
Answer:
D
Explanation:
explain how the molecular structure of water gives it properties that make it useful to humans
Answer:
Water molecules are polar, so they form hydrogen bonds. This gives water unique properties, such as a relatively high boiling point, high specific heat, cohesion, adhesion and density.
Final answer:
Water's molecular structure, characterized by a bent shape and polar nature, leads to hydrogen bonding. These bonds contribute to water's unique properties such as being a good solvent, having high boiling and melting points, and being important for biological processes. Understanding water's structure provides insight into its crucial role in sustaining life.
Explanation:
The molecular structure of water contributes to various properties that are useful to humans. The H2O molecule has a bent shape, with one oxygen atom covalently bonded to two hydrogen atoms. This geometry and the resulting polar nature of water molecules lead to hydrogen bonding, a strong type of intermolecular force. Hydrogen bonds allow water molecules to stick to each other, which explains why water has a higher boiling and melting point compared to other molecules of similar size.
Additionally, this structure enables water to dissolve a wide range of polar substances, making it an excellent solvent for biological processes and industrial applications. Water's cohesive and adhesive properties are also attributed to hydrogen bonding, allowing for phenomena such as capillary action, which is crucial for plant hydration. Furthermore, the slight dissociation of water molecules into ions facilitates the generation of pH, a key aspect in many chemical reactions, particularly those within living organisms.
Despite being a simple molecule, water's properties have a profound impact on life on Earth. Scientists use quantum theory and other advanced calculations to investigate the electron density around water molecules and fully explain its unique properties. All these features underscore the significance of water's structure, which is central to its diverse functions and importance.
How does convection work?
Heat energy can be reflected.
Warmer air will always move below cooler air.
Cold air, which is denser than warm air, sinks.
Heat is transferred between two objects in contact.
Answer:
Heat is transferred between two objects in contact.
Explanation:
Heat is transferred between two objects in contact.
when three molecules of carbon dioxide react with 3 molecules of RuBP during the carbon cycle six molecules of the sugar g3p are produced. one g3p molecule exits the Calvin cycle during phase 2. what happens to the other five g3p molecules?
I need help plz!!!
Answer:
The other five molecules of G3P are used to regenerate 3 molecules of Ribulose-1,5-biphosphate.
Explanation:
Calvin cycle, also called light independent stage of photosynthesis. It is the stage where the NADPH and ATP produced during the light stage is used to synthesize glucose.
Calvin cycle occurs in three main stages viz: Carbon fixation, Reduction and Regeneration.
In the carbon fixation, three (3) molecules of CO2 reacts with 3 molecules of CO2 acceptor called Ribulose-1,5-biphosphate molecule catalyzed by RUBISCO to form two molecules of 3-phosphoglycerate (PGA)
In reduction stage, PGA is reduced by NADPH and phosphorylated by ATP to form 6 molecules of Glyceraldehyde-3-phosphate (G3P). As stated in the question, 1 molecule of G3P exits the Calvin cycle to be used to form glucose while the other 5 molecules proceeds in the cycle.
In the third stage called Regeneration stage, the first (5) molecules of G3P are rearranged in a series of reactions into 3 molecules of the five-carbon CO2 acceptor called Ribulose-1,5-biphosphate (RUBP).
Help give me the right amdwer
What does it mean when a trait is independent from another trait? Give one example.
Answer:
It means one trait does not influence the expression of the other. Example is given in the explanation section.
Explanation:
A trait is the phenotypic characteristics an organism possesses. It is determined and controlled by genes. According to Mendel, an organism receives two forms of every gene called ALLELE. Each allele of a gene encodes a different trait.
Mendel, in his law of independent assortment stated that the inheritance of a trait encoded by the alleles of one gene does not influence the inheritance of another trait encoded by the alleles of another gene. A trait is said to be independent of another if it doesn't influence the expression of the other trait.
An example is the seed colour and seed shape trait in a plant. The seed colour trait is encoded by a certain gene and its expression and inheritance is independent of the seed shape trait encoded by another gene.
What does the theory of evolution tell us about living things? Group of answer choices The environment can make them change rapidly over a short period of time. They create fossils when they die. Their environment makes them change slowly over time. They can give us clues about extinct species.
Answer:
Their environment makes them change slowly over time.
Explanation:
The theory of evolution is based on the act that the species are related and gradually changes over time and it relies on a genetic variation and affects the physical properties of the organisms. The individual who has the most suited characteristics of its to the environment tends to survive longer as they have disease resistance. And this gradually leads to the evolution of new species.Answer:
Their environment makes them change slowly over time.
Explanation:
i got it right on the test
Which statement best describes the process that produced one of the ending
populations of moths?
A. A new mutation allowed dark-colored moths to live on light-
colored trees
B. Dark-colored moths learned to adapt to dark-colored trees.
C. Light body color became an adaptation in moths on dark-colores
trees.
D. Light-colored moths were selected for on light-colored trees.
Answer:
i think it would be option B
hope this helps
Light-colored moths were selected for on light-colored trees best describes the process that produced one of the ending populations of moths. Hence option D is correct.
What is natural selection?Natural selection is a process by which certain traits or characteristics become more or less common in a population over time, based on their ability to help organisms survive and reproduce in their environment.
This statement refers to the classic example of natural selection in peppered moths, which were studied during the Industrial Revolution in England.
Before industrialization, the majority of peppered moths had light-colored wings, which provided camouflage on light-colored tree trunks, where they would rest during the day.
However, as industrialization caused pollution to darken the tree trunks, dark-colored moths became more visible to predators, while light-colored moths became better camouflaged.
As a result, the light-colored moths were more likely to survive and reproduce on light-colored trees, passing on their light-winged trait to their offspring.
Therefore, option D is the best statement that describes the process that produced one of the ending populations of moths.
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Label the pant cell.
Answer:
Explanation:
D:Nucleus
B: Cell wall
F: vacuoles
G: Endoplasmic reticulum (ER)
E: Golgi Body
C: Also Endoplasmic Reticulum (ER)
which of the following is an example of chemical weathering
A. A rock reacting with oxygen in the air and breaking
B. rocks breaking from changing temperatures
C. sediment being deposited at the mouth of a river
D. Rain drops making tiny holes in the side of a cliff
Answer:
b
Explanation:
Answer:
( B ) rocks breaking from changing temperatures
Explanation:
:)
(BRAINLIEST + 17pts) Which layers of the sun can only be seen during a solar eclipse? Select ALL that apply.
a. core
b. corona
c. photosphere
d. chromosphere
Answer:
B
Explanation:
Corona because the chromeosphere lies just before the corona. LOL
How are the 3 stages of cell division similar to how new animals are created?
ANSWER NOW WILL BE MARKING BRAINLIEST.
Answer:
Cell divison is defined as the process in which a parent cell split into two or more daughter cells. There are three stages of cell division that includes interphase, mitosis/meiosis and cytokinesis.
In the interphase the proteins, enzymes and cell organelles are formed and at the end of this phase single strand chromosome becomes a double strand carrying genes.
In the meiosis (in sexual reproduction) or mitosis (asexual reproduction) phase, divison of nucleus takes place. Meiosis gives rise to geneticaly different cells due to crossing over while mitosis leads to identical cells .
Cytokinesis occurs cocurrently after meiosis or mitosis in which cytoplasm of a parental cell divides into two daughter cells each with identical chromatin.
Creation of new animals are also undergo these 3 stages of cell division that is interphase, meiosis (eukaryotes)/mitosis (prokaryotes) and cytokinesis. Majority of animals (eukaryotes) undergo meiosis phase because their mode of reproduction sexual and have genetic variation due to crossing over of chromosomes and produces 4 daughter cells at the end cell division.
Hence, the 3 stages of cell division is similar to craetion of new animals.
“A food chain or food web shows the flow of energy and matter though an ecosystem. Which organisms use the sun’s energy and make it available to other organisms?
Plants, algae, and cyanobacteria use sunlight energy to create organic matter from carbon dioxide as well as water. This marks the start of energy flow during almost all food webs.
What is a food chain?A food chain is a network of links in a food web that begins with producer organisms and ends with a top predator, detritivore, or decomposer species.
A food chain also demonstrates how organisms are related to one another through the food they consume. Each trophic level is represented by a different level of the food chain.
Food chains are significant because they reveal the intricate relationships that exist in ecosystems. They can reveal how each organism is dependent on another for survival.
Food chains also show what happens when there is a problem and a producer or consumer is lost.
Sunlight energy is used by plants, algae, and cyanobacteria to produce organic matter from carbon dioxide and water. This is the beginning of energy flow in almost all food webs.
Thus, this way, the producers use sun’s energy and make it available to other organisms.
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Final answer:
Producers, or autotrophs, such as plants, use the sun's energy to create organic compounds through photosynthesis. They are essential parts of food chains and food webs as they make this energy available to other organisms. Producers are crucial for the flow of energy and matter within ecosystems.
Explanation:
The organisms that use the sun's energy and make it available to other organisms within an ecosystem are known as producers, or autotrophs. Producers are typically plants and other photosynthetic organisms that capture sunlight and convert it into chemical energy through the process of photosynthesis. This energy in the form of organic compounds is then passed on to other organisms, called consumers, within the food chain that feed on these producers or on other consumers.
In a food web, these producers form the base and are vital for the flow of energy and matter through the ecosystem. Without producers, other organisms would not have the necessary energy to survive. Thus, producers play a key role in ecosystem dynamics and in maintaining the balance of the food chain and food web.
What are the most common environmental stimuli that animals respond to?
What are the major responses to weather and temperature?
Answer:
Migration, defense and courtship, as a temperature response they will hibernate or migrate.
Explanation:
Gregor Mendel is known as the "Father of " because of his work with pea plants.
Answer:
Genetics
Explanation:
Answer:
genetics
Explanation:
What is most likely the cause of the differences in birds in the picture
Answer:
I can't see the pictures but I'm guessing the enviroment
they're in probably causes a difference in their beaks.
What is the best explanation of electric current in a wire? Electrons build up in the wire and create a charge. Protons are pushed along by electric forces. Electrons flow because of electrical attraction and repulsion. Atoms move because of heat.
Answer: Electrons flow because of electrical attraction and repulsion.
Explanation:
-Electrons build up in the wire and create a charge. This is false, electrons do not "build up" like water would in a pipe.
-Protons are pushed along by electric forces. This is false, protons do not generate elecricity.
-Electrons flow because of electrical attraction and repulsion. This is true. Electrons flow by attracting and repulsing other electrons.
-Atoms move because of heat. This is partially true, but does not explain how electric current moves in a wire.
Answer:C. Electrons flow because of electrical attraction and repulsion.
hope this helps :)
Explanation:
How is the carbon cycle similar to the water cycle?
Answer:
The water cycle uses plants for uptake of water and transpiration from the surface, so that water can be sent to the atmosphere. Carbon cycle uses plants for uptake of CO2, by which it is removed from the atmosphere
Explanation:
The carbon and water cycles are similar as they involve movement and transformation of substances in different reservoirs. Both play crucial roles in maintaining life on Earth.
Explanation:The carbon cycle and the water cycle are similar in several ways:
Both cycles involve the movement of substances through different reservoirs or spheres. In the carbon cycle, carbon moves between the atmosphere, living organisms, and the Earth's crust. In the water cycle, water moves between the atmosphere, bodies of water, and the Earth's surface.Both cycles involve processes that cause the substances to change state. In the carbon cycle, carbon dioxide is taken up by plants during photosynthesis and released during respiration. In the water cycle, water evaporates from bodies of water, condenses into clouds, and precipitates back to the surface.Both cycles play important roles in maintaining life on Earth. The carbon cycle is essential for plants to produce food through photosynthesis, while the water cycle ensures the availability of fresh water for drinking and other activities.Overall, the carbon cycle and the water cycle are interconnected processes that involve the movement and transformation of substances on Earth.
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Which is a cause of natural selection?
O A. Lack of predators
O B. Unlimited shelter
O C. Stable weather
O D. Limited food
Answer:
D. Limited food
Explanation:
Natural selection is caused by some sort of competition within a population where the organisms with the "better" traits live longer
The cause of natural selection among the following is limited food. So option D is correct.
Natural selection is the natural process by which organisms that are more well-adapted to their environment are more likely to survive and multiply.
The process of natural selection can also result in speciation, which is the process by which one species produces a completely different offspring. In positive Darwinian evolution, few types of genes are favored because they increase the likelihood of reproduction or survival. This increases the rate of evolution.
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Does fruit salad go through a chemical change ?
Answer:
(3) Rusting of almirah is a chemical change since during rusting, a new chemical compound called hydrated iron oxide (rust) is formed. ... (7) Making a fruit salad with raw fruits is a physical change since there is no change in the chemical properties of the fruits but only the physical appearance has changed.
Explanation:
I just got it right on my test
Answer: False; a physical change
Explanation: A chemical change would be for instance if you add a fire and change its chemical property. So this would be a physical change because only its physically appearance has changed.
Answer This Plzzz!!!
Answer:
fungus is the answer
Explanation:
it decomposes
WILL MARK BRAINLIEST!!!!
The Hardy-Weinberg equation is an expression showing the frequencies of 100 percent of the alleles for a specific gene in a population.
If biologists can show that either p or q is changing over a period of time, what is occurring in the population?
The population is evolving.
The population is decreasing in size.
The population is stabilizing.
The population is not evolving.
Why did the most recent storm in
Galetown have the greatest amount of
rain?
Answer:
What caused Galetown to have more severe rainstorms? The lake, warmer weather, and stronger winds all caused the most recent storm to have the greatest amount of rain. The addition of the lake caused there to be more water available to evaporate into water vapor in the air parcel
Final answer:
The greatest amount of rain during the most recent storm in Galetown can be explained by the combination of storm surges, erratic storm pathways, and possibly the effects of climate change leading to increased storminess and enhanced water vapor transport.
Explanation:
The greatest amount of rain during the most recent storm in Galetown can be attributed to several factors. One crucial component is the presence of a storm surge, which refers to the rising of the sea as a result of atmospheric pressure changes and wind associated with a storm. This not only creates immediate coastal flooding but also can contribute to higher rain levels inland.
Furthermore, storms with erratic pathways, such as Hurricane Harvey, can lead to unprecedented rainfall accumulation because they linger in one area and continue to draw and dump moisture. Historical data and recent observations such as the addition of a new color to the National Weather Service's maps for rain in Houston, Texas, in 2017 highlight the enormity of rain from such stagnant storms.
Additionally, there is evidence that climate change may be playing a role in increasing rainfall totals, referred to as storminess, where an increased incidence of major rainstorms has been observed. Moreover, extreme rainfall events depend on the strong horizontal transport of water vapor into the storm from the surrounding atmosphere, which can exceed the atmospheric water vapor's capacity to hold moisture over a given land area.
Please help I’m stuck.
Answer:
TAACGGCATTGGCTA
Explanation:
T-A
G-C