1. What is the name of the random
movement of molecules?
Active transport
Diffusion
Osmosis
Answers
Related Questions
Please help I would greatly appreciate it
Answers
Answer:
Ice is less dense than water
Explanation:
Whenever a substance floats on top of another it has to be less dense.
Nitrification reactions carried out be bacteria as part of the nitrogen cycle cn be considered.
Answers
Answer:
Your answer would be Denitrification nitrogen cycle
Explanation:
Because it is due to the process that converts nitrate into nitrogen gas. And by removing bioabaillable nitrogen they return it back to the atmosphere.
plsss help
Which statement describes the movement of carbon dioxide in the carbon cycle?
A.
The gas enters the hydrosphere as sugar dissolves in water.
B.
The gas enters the cryosphere as ice sheets melt.
C.
The gas leaves the biosphere as animals breathe in air.
D.
The gas leaves the atmosphere as plants use it to make sugar.
Answers
The gas leaves the atmosphere as plants use it to make sugar.
Carbon dioxide is used from the atmosphere and then converted into sugar by plants by the process of photosynthesis.What is carbon cycle?The carbon cycle is way of reusing carbon atoms, which travel from the atmosphere into organisms in the Earth and then back into the atmosphere over and over again. Most carbon is stored in rocks and sediments, while the rest is stored in the ocean, atmosphere, and living organisms.Plants use carbon atoms in the form of carbon dioxide that is then converted into sugar.Hence, D option is correct.
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If Marge's father is a heterozygous tall flobbit and her mother is a short flobbit, what is Marge's genotype? Complete the punnett square to show the possible genotypes that would result to help result to help you determine Marge's genotype
Answers
If Marge's father is a heterozygous tall flobbit and her mother is a short flobbit, Marge's genotype is Tt
The Punnett square represents all possible allele combinations from the parental alleles in the offspring. The offspring's genotype can be determined by analyzing the squares in the Punnett square. The genotype represents the genetic makeup of an organism. It comprises the information that is responsible for the physical traits of an organism. We know that Marge's father is a heterozygous tall flobbit (Tt), and her mother is a short flobbit (tt).
The Punnett square for this cross would be: T tT TTt ttt t. We can see that the possible genotypes of the offspring from this cross are Tt and tt. Therefore, Marge's genotype is Tt. She has one dominant allele for tallness and one recessive allele for shortness.
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When a person drinks, the body absorbs alcohol, circulates it, and eventually eliminates it. Which of the following options lists the organ or system in the body where each of these steps takes place?
Answers
Organ in which alcohol absorption occurs: Stomach and small intestine walls Blood stream Elimination of alcohol from the body: Liver
When a person drinks, the body absorbs alcohol, circulates it, and eventually eliminates it. Below are the organs or systems in the body where each of these steps takes place:
The organ in which alcohol absorption occurs: Alcohol is absorbed by the stomach and small intestine walls.
The bloodstream is where alcohol absorption occurs. The blood circulates throughout the body and transports alcohol from the stomach and small intestines to other parts of the body.
When alcohol enters the bloodstream, it is diluted, making it easier for the liver to break it down and eliminate it.
In addition, when alcohol enters the bloodstream, it may be found in all tissues of the body, including the brain, kidneys, lungs, and heart. The elimination of alcohol from the body: The liver is the primary organ responsible for metabolizing, or breaking down, alcohol.
Alcohol is eliminated from the body by the liver. The liver breaks down alcohol using enzymes that convert it to acetaldehyde, which is a toxic substance. The liver then converts acetaldehyde into acetic acid, which is a less toxic substance. Finally, acetic acid is broken down into carbon dioxide and water, which are eliminated from the body through urine and exhalation.
Organ in which alcohol absorption occurs: Stomach and small intestine walls Blood stream Elimination of alcohol from the body: Liver
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Hydrogen exists in three isotopes, H1, H2, and H3. The average atomic mass of hydrogen is 1. 008 amu, which of these isotopes is most abundant? How do you know?
Answers
The average atomic mass of hydrogen (H) is 1.008 amu. Hydrogen is made up of isotopes 1H, 2H, and 3H. 1H is most abundant. All isotopes are equally abundant.
What are isotopes?
Isotopes are defined as a variation of an element that possesses the same atomic number but different atomic mass.
It can be defined as the one of two or more forms of a chemical element with distinct physical properties but identical chemical properties.
It can also be defined as atoms with same number of protons and electrons but different number of neutrons.
According to stability of hydrogen 3H is more stable than 2H and then with 1H.
Thus, the average atomic mass of hydrogen (H) is 1.008 amu. Hydrogen is made up of isotopes 1H, 2H, and 3H. 1H is most abundant. Thus option C is correct.
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dentify one input andone output of cellular respiration that are not described in part a and describe how to add both to the model.
Answers
ATP is produced during cellular respiration by the reaction of oxygen and glucose. The release of water and carbon dioxide are examples of byproducts.
What happens during cellular respiration in the human body?During a series of chemical reactions known as cellular respiration, glucose is transformed into ATP, which is then used as energy for a number of biological operations. The three primary mechanisms involved in cellular respiration are glycolysis, the citric acids cycle, and oxidative phosphorylation.
What makes cellular respiration important? Which is it?Cellular respiration is the process through which cells in both plants and animals break down sugar and convert it into energy, which is then used to do work just at cellular level. The simple goal of cellular respiration is to supply cells with the energy they need to function.
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Dart Frog
Hosta Plant
The Dart Frog is a brightly colored frog. These bright colors could mean that this frog is poisonous,
warning predators to stay away. Plants in the rainforest are normally crowded and have very little
space. The big leaves of a Hosta Plant allow the plant to receive as much sunlight as possible when
the sun is out.
What type of adaptations are these? Compare and contrast the adaptations of the Dart Frog and the
Hosta Plant. Your answer should be 3-4 sentences long.
Answers
Dart Frog: The aposematism adaption, which gives the Dart Frog its vibrant look, is used. To prospective predators, aposematism serves as a warning indication that the frog is dangerous or venomous.
Predators are visually warned to keep away and prevent predation by the vivid colors, which serve as a visual deterrent. This modification helps the frog survive by decreasing its risk of being eaten or assaulted.
Hosta Plant: The Hosta Plant's large leaves are an adaptation that permits the plant to absorb the most sunlight possible. We refer to this adaption as broad-leaf morphology. While the sun is out, the plant may use its huge leaf surface area to absorb as much sunlight as it can for photosynthesis. The Hosta Plant can provide the energy required for growth and life by maximizing sunshine absorption.
Contrasting the Hosta plant's and the dart frog's adaptations:
Purpose:
The dart frog's vibrant colors act as a warning to predators about its toxicity and serve to ward off possible assaults.
Hosta Plant: The broad leaves efficiently absorb sunlight for effective photosynthesis.
Modality of adaptation
Dart Frog: The adaptation primarily functions as a visual warning signal that is advantageous for predator protection.
Hosta Plant: The modification is a morphological trait that improves the plant's capacity for sunlight absorption.
Signaling system:
Dart Frog: The vivid colors serve as a visual cue to potential predators alerting them to its toxicity.
Hosta Plant: The big leaves enhance the surface area for capturing light but do not act as a signal to other living things.
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In the passage, the author explains that biodiversity allows species to have different choices for survival and strengthens an ecosystem by ensuring lots of options for hungry animals. Based on the evidence, what conclusion can be made
Answers
Answer:
The correct answer is - biodiversity is a good thing.
Explanation:
Biodiversity is the variety of types of life including all organisms present on earth or if related to a specific area then the ecosystem. Biodiversity helps in boosting the productivity of the ecosystem and each organism of the ecosystem plays an essential role in it.
The higher the biodiversity more chances of survival of organisms. Biodiversity provides oxygen, water and soil that helps to strengthen the ecosystem.
How can five nucleotide bases be used as instructions to generate 20,000,000 different species of organisms?
Answers
The five nucleotide bases used as instructions to generate 20,000,000 different species of organisms by combine in various orders to create the genetic instructions for an organism's proteins
The five nucleotide bases (adenine, guanine, cytosine, thymine, and uracil) are combined in various orders to create the genetic instructions for an organism's proteins. Each protein is made up of a sequence of amino acids, the number of different proteins possible is determined by the number of amino acids and the number of possible arrangements, and in turn, the number of possible nucleotide sequences.
Given that there are twenty different amino acids, and each protein is made up of an average of about five hundred amino acids, there are 20^500 different possible proteins, this number is significantly higher than the number of atoms in the observable universe. Since there is a genetic code that is a triplet code, each group of three nucleotides (codon) codes for a particular amino acid, with the exception of stop codons.
Hence, there are 64 codons possible, and hence, 20 amino acids are encoded. The fifth position of the codon is usually not important, so the fourth position determines the amino acid. Therefore, there are 4^3 = 64 different codons possible, as a result, there are 20,000,000 or more possible different species of organisms.
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what unwinds DNA molecule
Answers
Answer:
DNA helicases unwind DNA during DNA replication
Explanation:
Hope this helps!
Why is the silkworm called the useful insect
Answers
It produces the silk that use to make clothes
Answer:
Because Bombyx mori, the domestic silk moth, is an insect from the moth family Bombycidae. It is the closest relative of Bombyx mandarina, the wild silk moth. The silkworm is the larva or caterpillar of a silk moth. It is an economically important insect, being a primary producer of silk.
Anemia is a medical condition in which the affected person lacks enough red blood cells. What two effects will such a condition have on the patient?
The patient will have less hemoglobin in the blood.
The patient will have less immunity against bacteria.
The patient will have a reduced oxygen supply to the cells.
The patient will have a thicker blood composition.
The patient will have increased platelets in the body.
Answers
Answer:
very truthful
The patient will have less hemoglobin in the blood.
The patient will have a reduced oxygen supply to the cells.
interactions between the red blood cells and important molecules, cells, and organs in the heart
Answers
Answer:
Gardos channel-mediated interactions with other cell types are indirect and often mediated by two other membrane proteins: PIEZO1 and an other unknown receptor. An example is the ability of RBC to change their ratio shape/volume to pass through narrow capillaries and interstices
A farmer decides to try to increase his profits by mating his two goats that produce the most milk together. The farmer’s descendants continue the process and over 400 years the family produces goats that make more milk than any in the country. Eventually the goats change enough that they are designated a new species. This is an example of:
A. Artificial selection
B. Acquired characteristics
C. Disruptive selection
D. Natural selection
Answers
Answer:
A.is the correct answer
Explanation:
People have been doing asimple form genetic enineeringfor thousands of years. This is called selective breeding. Selective breeding, or artifical selection, is a process where people try and improve plants and animals by selecting and breeding those that have desireable charactistics.
For example, a farmer might choose from his two largest cattle in his herd and breed them together so that the offspring will be even bigger and produce more meat.
I need number 3 plz it’s urgent
Answers
Answer:
a person with 2 ppl inside them
Explanation:
what cells release histamine during allergic responses
Answers
Answer:
Histamine is a substance that is released by the body during an allergic reaction. Mast cells, which are a type of white blood cell, release the histamine, and this triggers a process which is most commonly referred to as the “inflammatory immune reaction”.
Explanation:
Antihistamine solutions can reduce allergies. I am allergic to mosquito bites.
The cells release histamine during allergic responses are the mast cells.
What types of cells are involved in allergy?Eosinophils, mast cells, and basophils all have been first diagnosed and defined with the aid of using Paul Ehrlich withinside the past due nineteenth century. Since then, it has end up clean that those 3 cells kinds have an awful lot extra in not unusualplace than their popularity with the aid of using the equal scientist.
Mast cells are multifunctional bone marrow-derived tissue-residing cells which might be the principal manufacturer of histamine withinside the frame. H1R are expressed in lots of cells, along with mast cells, and are concerned in Type 1 hypersensitive reaction reactions.
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BRAINLIEST FOR WHOEVER IS RIGHT!!
Select all the correct answers.
This chart presents data on greenhouse gas emissions caused by human activity from 1990 to 2012. Which questions would help clarify this evidence?
A. Which source of electricity generation caused the most emissions?
B. What types of industries are responsible for greenhouse gas emissions?
C. Which natural sources of greenhouse gas emissions are shown here?
D. Why is agriculture the largest source of greenhouse gas emissions?
E. What caused the dip in greenhouse gas emissions in transportation after 2007?
Answers
Answer:
A and C
Explanation:
This is the right answer! Please mark me Brainiest!! Hope that helped..
Answer:
A. Which source of electricity generation caused the most emissions?
B. What types of industries are responsible for greenhouse gas emissions?
D. Why is agriculture the largest source of greenhouse gas emissions?
These questions would help clarify the evidence presented in the chart. Understanding which sources of electricity generation emit the most greenhouse gases, what industries are responsible for these emissions, and why agriculture is the largest source could provide important context for understanding the data and its implications.
two brown heterozygous horses mate, calculate the genotypic frequency
Answers
Answer:
yes true
Explanation:
9. What type of cells have a cell membrane?
a, animal cells only c. plant cells only
b. plant and animal cells only d. all cells
Answers
Answer:
b. plants and animal cells only
Explanation:
Examples of Models
of Elements
0₂
Oxygen
He
Helium
S₁
Sulfur
Examples of Models of Compounds
A. Only elements are gases.
H₂O
Water
CO₂
Carbon dioxide
What is the difference between an element and a compound?
B. Only elements have one kind of atom.
C. Only elements have an odd number of atoms.
D. Only elements form large molecular structures.
NH,
Ammonia
Answers
The correct option is (B) only elements have one kind of compound.
What are elements?An element is a pure substance made up of only one kind of atom, each of whose nuclei contains the same amount of protons.An element is a group of atoms that all have the same number of protons in their atomic nuclei. An element's atoms always contain the same amount of protons, however, the mass can differ depending on the number of neutrons present.Atoms of the same element that contain different numbers of neutrons are known as isotopes. There are currently 118 elements, the first 94 of which are naturally occurring, and the last 24 of which are synthetic.Currently, an element, which is a complete chemical compound, corresponds to a single entry in the periodic table. They can only exist as molecules or atoms and cannot be broken down into smaller parts.Compounds:
Chemical substances known as compounds are composed of two or more elements that are chemically bonded together in a certain proportion.Therefore, the correct option is (B) only elements have one kind of compound.
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Which level of organization of life does this photo best represent?
A. An ecosystem
B. A community
C. A population
D. An organism
Answers
Answer:
B - a comunity.
Explanation:
The photo attached is closest to representing a comunity of turtles.
Answer:
c
Explanation:
what biome is characterized by alternating rainy and dry seasons and large herds of grazing animals that migrate in response to the seasons?
Answers
Tropical dry forest, also called monsoon forest or tropical deciduous forest, biome of any open forest in tropical areas that have a long dry season followed by a heavy rainy season.
Except for Antarctica, all continents are home to the grassland biome, which is characterized by its flat, grassy terrain and scant tree cover. These areas are home to huge grazing species like elephants or bison in addition to small mammals, birds, and predators. The grassland biome is made up of broad, open grassy plains. They are housed in a setting that frequently has fires and grazing animals. There are two different types of grasslands: savannas and temperate grasslands. If it rained all year, the savannahs would transform into lush tropical forests with tall trees. Grasslands cannot persist without periods of dry weather that prevent trees from encroaching.
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Place the connective tissue layers surrounding the kidney in the correct order, from outside to inside A. Renal fascia - renal capsule - perirenal fat capsule B. Renal fascia - perirenal fat capsule - renal capsule C. Renal capsule - perirenal fat capsule - renal fascia D. Perirenal fat capsule - renal capsule - renal fascia
Answers
The correct order of the connective tissue layers surrounding the kidney from the outside to inside is B. Renal fascia - perirenal fat capsule - renal capsule.
The renal fascia is the outermost layer that surrounds the kidney and helps to hold it in place. The perirenal fat capsule is the layer of adipose tissue that provides cushioning and insulation to the kidney. The renal capsule is the thin layer that directly surrounds the kidney and acts as a protective barrier. It is important to note that the perirenal fat capsule and the renal capsule are sometimes referred to as a single layer called the perirenal capsule.
However, for the purposes of this question, they are considered as separate layers. Understanding the different layers of connective tissue surrounding the kidney is important in the diagnosis and treatment of various kidney disorders. Disorders affecting these layers can cause pain, inflammation, or even lead to kidney damage.
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Why is it important for scientists to be able to measure the pH of
solutions?
1 Paragraph please^
Answers
The pH scale is used by scientists to determine whether a solution is acidic or basic. One substance dissolving in another is what chemistry refers to as a solution. While liquid solutions are the most straightforward to comprehend, it's crucial to remember that they can also take the shape of a gas or a solid.
A solution's pH is a significant indicator of its chemical composition. The pH can affect how readily available nutrients are, how biological processes work, how bacteria behave, and how chemicals behave. Because of this, it's crucial for a range of applications to monitor or manage the pH of soil, water, and food and beverage items.
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What is DNA?
Byeeee, I'm leaving brainly, just giving points to those who need.
Answers
Answer:
deoxyribose nucleic acid
Answer:
Thx, for the free points!!! : ) Why are you leaving brainly tho?
Explanation:
eight bones make up the __________ , which encloses and protects the brain.
Answers
Answer:
Skull or I think you could say cranium
Explanation:
the tube that carries spermazotoa from the testis is called the __________.
Answers
Answer: A vas deferens
Explanation:
Hydropathy plots can be used to predict ... extracellular fibrous proteins isoelectric points of proteins integral membrane proteins open reading frames in DNA
Answers
Hydropathy plots can be used to predict the location of proteins in the cell membrane. Hydropathy plots are a graphical representation of the hydrophobicity/hydrophilicity profile of a protein sequence.
Proteins, especially integral membrane proteins, have a unique sequence that determines their location within the cell membrane. These hydropathy plots assist in identifying the hydrophobicity of the protein at different regions of the amino acid sequence.
Hydropathy plots can predict whether a protein will have a transmembrane domain, which is important for integral membrane proteins.
The hydropathy index is used to measure the hydrophobicity of amino acids. By analyzing the hydropathy index, it is possible to identify transmembrane domains and amphipathic regions in proteins. Hydrophobic amino acids tend to be located within the membrane and can be used to predict the location of a protein.
Hydropathy plots can be generated using various software packages and tools, such as the Kyte-Doolittle hydropathy plot.
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which of the following is not a possible circulatory route from the heart?
O Heart arteries capillary bed veins heart Heart arteries capillary bed vein capillary bed veins heart O Heart arteries capillary bed vein capillary bed arteries heart O Heart arteries arterial anastomosis capillary bed veins heart O Heart arteries arterial anastomosis capillary bed venous anastomosis vei heart
Answers
The circulatory route that is not possible from the heart is: Heart arteries arterial anastomosis capillary bed venous anastomosis veins heart.
The circulatory system is a complex network of blood vessels that transports blood throughout the body. It consists of arteries, veins, and capillaries. Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart. Capillaries are the smallest blood vessels where the exchange of oxygen, nutrients, and waste products occurs.
In the provided options, all the routes mentioned involve the heart, arteries, capillary beds, and veins. However, the route "Heart arteries arterial anastomosis capillary bed venous anastomosis veins heart" is not a possible circulatory route. Arterial anastomosis refers to the connection or branching of arteries, while venous anastomosis refers to the connection or merging of veins. In a circulatory route, blood flows from arteries to capillaries, then to veins, and back to the heart. The inclusion of "venous anastomosis" between the capillary bed and veins in the mentioned route is not a valid configuration within the circulatory system.
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