Which of the following statements best provides evidence of the big bang theory?

A. The North Pole of Earth points to the North Star.

B. Galaxies found in the universe have different shapes.

C. The Sun contains most of the mass that makes up the solar system.

D. Galaxies show a red shift, indicating they are moving away from each other.

Weight in kilograms divided by the square of height in meters (kg/m2) yields the body mass index (BMI), which measures weight adjusted for height.

Negative body image was highly connected with BMI. Participants who were overweight or obese expressed negative body image at much higher rates than those who were normal weight or underweight.

However, because it does not directly measure body fat, BMI is not a precise measurement. As bone and muscle have a higher density than fat, BMI can either overestimate body fat in athletes with high bone density and muscle mass or underestimate it in older individuals with low bone density and muscle mass.

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The backbone of DNA and RNA is composed of sugar phosphate. DNA is double-stranded due to interactions between adenine, cytosine, guanine, and thymine, which are nucleotide bases. Uracil is a pyrimidine nucleotide base.

DNA is the hereditary material of humans and almost all organisms. It carries genetic information. DNA is deoxyribonucleic acid and RNA is ribonucleic acid. DNA is double-stranded while RNA is single-stranded. Both DNA and RNA are protein derivatives. The base is formed of sugar phosphates. Both these carry nucleotide bases on them. Adenine, guanine, cytosine, uracil, thymidine, etc are examples of nucleotide bases. Among that adenine and guanine are purines. Cytosil Uracil and thymidine are pyrimidines.

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Answer:

Dietary fiber, also known as roughage or bulk, is a type of carbohydrate that the body cannot digest. It is found in plant-based foods such as fruits, vegetables, legumes, nuts, and grains. Dietary fiber is important for digestive health, as it helps to keep the digestive system functioning properly. It also helps to reduce cholesterol levels, control blood sugar levels, and promote regular bowel movements. Examples of foods that are high in dietary fiber include apples, beans, broccoli, oats, and sweet potatoes.

Answer:

Dietary fibre is an essential component of a healthy diet. It could be easily traced in cereals, certain fruits and also vegetables. It is a kind of carbohydrate that has indigestible parts or plant compounds which pass relatively unchanged through the stomach and also the intestines.

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Mitosis is the process by which a newly formed zygote after fertilization begins to divide into multiple cells.

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The example of sensitization from the given alternatives is that 'A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.'

Sensitization refers to the process in which an organism becomes more sensitive to stimuli, both good and bad. It happens when the body's nervous system becomes oversensitized to a particular stimulus that it begins to respond even to weaker or non-threatening stimuli.

The example given in the first option refers to a simple reflex action that occurs in response to the puff of air that is blown into the eyes during the eye examination. The third option is about sensory adaptation, which occurs when sensory receptors are exposed to stimuli for an extended period, resulting in a reduction in sensitivity. The fourth option refers to the fight or flight response that occurs as a result of a threatening stimulus, in which an individual's body prepares to confront or flee from danger.

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Answer:

Carbohydrates are used for energy (glucose). Fats are used for energy after they are broken into fatty acids. Protein can also be used for energy, but the first job is to help with making hormones, muscle, and other proteins. Broken down into glucose, used to supply energy to cells.

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Answer:

Photosynthesis and Cellular respiration take place in the carbon cycle

Explanation:

One of 4 biogeochemical cycles

carbon cycle

Carbon moves from living things to the atmosphere. Each time you exhale, you are releasing carbon dioxide gas (CO2) into the atmosphere. Animals and plants need to get rid of carbon dioxide gas through a process called respiration.

Photosynthesis removes carbon dioxide from the atmosphere, while cellular respiration releases it into the environment. Cellular respiration and photosynthesis are significant carbon cycle processes. The carbon cycle refers to the procedures used to recycle carbon in the biosphere.

The exchange of carbon between the biosphere, geosphere, hydrosphere, atmosphere, and pedosphere occurs in one of the biogeochemical cycles. Photosynthesis occurs when carbon dioxide and sunshine are combined in green plants.

Therefore, living beings release carbon into the atmosphere. You emit carbon dioxide (CO2) into the atmosphere with each exhalation. Through a process known as respiration, organisms such as animals and plants must expel carbon dioxide gas.

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Answer:

alleles that are carried on X and Y chromosomes

Explanation:

Edge

Answer:

four nitrogenous bases

Explanation:

Helped by none other than the #QUEEN herself #DRIPPQUEENMO

Answer:

it kinda hard to answer so use

G

O

O

G

L

E

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Answer :uttar Pradesh is more polluted than any of these.

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believe it or not, all zebras are black with white stripes. and it is possible to have brown stripes.

Explanation:

Hope it helped!

Dependent variable: The number of scratches

Independent variable: Type of wax

Controlled variable - There is no control

A circle graph would be the best.

The variable that is measured, observed, and anticipated to change as a result of changing the independent variable is known as the dependent variable. The result or response variable that is being assessed in this instance is the total number of scratches.

The amount of students who chose basketball, tennis, football, or track as their preferred sport would be best represented by a circle graph, often known as a pie chart. Categorical data is displayed using a circle graph, where the various categories are represented as slices of the circle.

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Statement A. Water molecules provide a positive charge on one side of the molecule and a negative charge on the other side. describes the unique property of water molecules.

The attraction property of the water molecules is based on the fact that they have a dipole behavior, which means that molecules have two poles that may establish interactions with other molecules.

Therefore, with this data, we can see that the attraction property of the water molecules is fundamental to water behaving as a solvent.

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All - growth, exchange of gases, excretion, reproduction, and death (option d).

All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:

A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.

B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.

C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.

D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.

Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.

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Answer:

the answer is PAY ATTENTION IN CLASS

Explanation:

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Answer:

:)

Explanation:

:)

Answer:

The reef collapses.

Explanation:

We have 20 babies. 10 have blue eyes, which means their genotype is -bb-, while 10 have brown eyes, which means their genotype is either -BB/Bb-. So, according to the data half of the babies have blue eyes, while the other half has brown eyes. This means 50% for each condition: 50% has blue eyes, 50% has brown eyes.

The correct option is: Increase the secretions of the gastric glands.Gastrin is a hormone produced by the G cells in the stomach. It's produced in response to the ingestion of food, especially protein-rich food, and promotes gastric acid production.

Gastrin raises the secretion of gastric juice, which contains hydrochloric acid and pepsinogen, as well as bicarbonate, mucus, and water, all of which are important in digestive processes.The release of gastrin into the bloodstream is stimulated by stomach distension, vagal stimulation, and the presence of amino acids in food. Gastrin secretion is inhibited by an acid pH in the stomach lumen and by the presence of somatostatin (GHIH), a hormone produced by the delta cells of the pancreas.

Gastrin, like other digestive hormones, stimulates digestion by raising the secretion of digestive enzymes and acids by gastric and pancreatic cells.Gastrin is a peptide hormone produced by G cells in the gastric antrum and duodenum's pyloric glands. The release of gastrin is stimulated by the presence of food in the stomach and small intestine, as well as by the stimulation of vagal efferent nerves. The majority of its results are due to paracrine interactions with other cells in the gastric glands.

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Answer:

B.) mtDNA is used to connect DNA samples to the mother in missing-person cases.

Explanation:

Took the test. Good Luck! <3

Answer: B

B.) mtDNA is used to connect DNA samples to the mother in missing-person cases.

Explanation: i hope this helps :)

Answer:

C I think

Explanation:

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Answer:

Part A

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Answer:

diffusion is process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration.

Explanation:

A familiar example is the perfume of a flower that quickly permeates the still air of a room. ion diffusion across a semipermeable membrane.

Decreases the amount of dissolved oxygen, leading to the death of many Spices of fish is a result of cascading effect .

Cascading effect is an unforeseen chain of events that occurs when an event in a system has a negative impact on other, related systems. Algal blooms can limit the availability of food for fishes and other aquatic animals can cause suffering for the entire populations .

The main cause of algal bloom  and growth of big aquatic plants is  phosphorus , It result in decreased levels of dissolved oxygen leading to   eutrophication. These High levels of phosphorus can also causes algae to blooms and produce algal toxins which can be harmful to both human and animal health.

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Answer:

Endocytosis and exocytosis are cellular processes that play a role in the transfer of an action potential (electrical impulse) from one neuron to another.

Endocytosis is the process by which a neuron takes in molecules or particles from the extracellular environment by forming a vesicle around them. In the context of the transfer of an action potential, endocytosis is important for the reuptake of neurotransmitters, which are the chemical messengers that transmit signals between neurons. By reuptaking neurotransmitters, the neuron can regulate the amount of neurotransmitters in the synaptic cleft, which is the small gap between the neurons where neurotransmitters are released.

Exocytosis is the process by which a neuron releases molecules or particles into the extracellular environment by fusing a vesicle with the plasma membrane. In the context of the transfer of an action potential, exocytosis is important for the release of neurotransmitters, which are the chemical messengers that transmit signals between neurons. When an action potential reaches the axon terminal of a neuron, it triggers the exocytosis of vesicles containing neurotransmitters, which then bind to receptors on the next neuron, generating a new action potential.

In summary, endocytosis and exocytosis play a role in the transfer of an action potential by regulating the amount of neurotransmitters in the synaptic cleft, and releasing them in response to action potential respectively.

The endosymbiotic theory proposed that the mitochondria and the chloroplast evolve from some types of bacteria which the eukaryotic cells engulfed.

The endosymbiotic theory tries to explain how the eukaryotic cells came into existence from prokaryotic cells. According to this theory, the eukaryotic organelles like the mitochondria and the chloroplasts were actually free living prokaryotes and were taken in one after the other via endosymbiosis.

This theory has been backed by evidences which establish the phylogenetic similarity between mitochondria and bacteria and also between chloroplast and cyanobacteria. The evidences include the presence of circular DNA in both chloroplast as well as the mitochondria and also the fact they divide by binary fission like bacteria.

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The function of amniotic fluid is protects the embryo against being jostled by movements.

The function of amniotic fluid includes the following:

1. Protects the embryo against being jostled by movements: The amniotic fluid protects the developing fetus from jolts and injuries due to its fluidic environment. As a result, if the mother experiences a fall or sudden movement, the fetus will be shielded by the amniotic fluid, which will absorb the shock. The amniotic fluid maintains a stable temperature, ensuring that the fetus is comfortable and healthy.

2. Absorbs wastes the fetus excretes: The amniotic fluid serves as a waste disposal system for the developing fetus, absorbing and carrying away all of the waste products that the fetus generates. The fetus urinates the fluid into the amniotic sac, and the amniotic fluid carries it away.Apart from these, the amniotic fluid plays a crucial role in fetal development by protecting the developing fetus from physical injury and infection. It also keeps the temperature stable and provides an excellent environment for the fetus to grow and develop healthily.

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