Answer:
678
Explanation:
what do you understand by excretion
Answer:
Excretion is the removal of waste products and fiber from the body through the anus. It removes harmful/ unnecessary things from the body.
1. What is an ideal gas?
Answer: An ideal gas is a gas that conforms to the ideal gas law, which is a relation between pressure, volume, and temperature. it is a theoretical gas composed of many randomly moving point particles that are not subject to interparticle interaction. :)
Explanation:
Question 25 pts
The air travels down the trachea into two branching tubes called __ and then on into the __. At the __ , oxygen from the air enters the __. At the same time, the waste gas, __ , leaves the blood and then leaves the body when you ___. Some __ also leaves the body when you exhale, which is why mirrors get foggy when you breathe on them. The __ is the primary muscle that controls the lungs. It is important to keep the respiratory system clear so oxygen can keep flowing into your body. If something gets in your nose and irritates it, you __. If something gets in your trachea or bronchi and irritates it, you __.
If you need answer choices, let me know.
The air travels down the trachea into two branching tubes called bronchi and then on into the lungs.
At the lungs, oxygen from the air enters the blood.
At the same time, the waste gas, carbon dioxide, leaves the blood and then leaves the body when you exhale.
Some water vapor also leaves the body when you exhale, which is why mirrors get foggy when you breathe on them.
The diaphragm is the primary muscle that controls the lungs. It is important to keep the respiratory system clear so oxygen can keep flowing into your body.
If something gets in your nose and irritates it, you sneeze. If something gets in your trachea or bronchi and irritates it, you cough.
What is the lungs?The lungs are described as the pair of spongy, pinkish-gray organs in the chest.
The lungs has some functions which include:
The lungs brings in warms air to match the body temperature and moisturizes it to the humidity level the body needs. The lungs also delivers oxygen to the cells in your body. the lungs removes waste gases, including carbon dioxide, from the body when we exhale. The lungs also protects the airways from harmful substances and irritants.Learn more about the lungs at: https://brainly.com/question/22774213
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Which seatement correcsy describes celular respiration?
O
Carbon dioxide plus sugar makes oxygen energy and water
O Carbon dioxide plus water makes oxygen sugar and energy
O Ceygen plus sugar makes carbon diocide energy, and water
O Ceygen plus water makes carbon diocide, sugar and energy
Answer:
Explanation:Durante la respiración celular, una molécula de glucosa se degrada poco a poco en dióxido de carbono y agua. Al mismo tiempo, se produce directamente un poco de ATP en las reacciones que transforman a la glucosa. No obstante, más tarde se produce mucho más ATP en un proceso llamado fosforilación oxidativa.Las células procariotas llevan a cabo la respiración celular dentro del citoplasma o en las superficies internas de las células. Aquí se hará mayor hincapié en las células eucariotas, en donde las mitocondrias, son el lugar donde se produce la mayoría de las reacciones.
Se produce en la mitocondria. La respiración celular, como componente del metabolismo, es un proceso catabólico, en el cual la energía contenida en los sustratos usados como combustible es liberada de manera controlada.
HeLP PLZZZ. How was the elasticity related to the bounciness of a ball?
Answer:
elasticity is the ability of an object or material to resume its normal shape after being stretched or compressed; stretchiness.
For a ball to bounce, it must be made from materials with high elasticity so that they can maintain their shape instead of absorbing the impact of a toss, by changing shape. The elastic properties reduce the amount of deformity that comes from an impact, making it more effective at bouncing.
Explanation:
The bouncing of a ball mainly depends on two major factors one is the elasticity of the material of the ball and the other the force at which it is bound.
The elasticity is the ability of the material to resisting against distortion or change such as squeezing, stretching, and return to its original form again.
The elasticity is different for the different materials.Ruber is more elastic in comparison to metal, plastic, or marble.The ball bounce if dropped from a particular height due to its elastic property.When the ball hit the surface it squeezed and due to its elasticity, it returns to its original shape and rebound and bounce.Thus, the correct answer is - elasticity leads to an elastic collision and ball bounces.
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What type of water pollution can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers?
A: Explosives
B: Sediment
C: Radiative material
D: Thermal
Radiative material can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers. So, the correct option is (C).
What are Radiative materials?Radionuclides also called radioactive materials are defined as the class of chemicals where the nucleus of an atom is unstable which achieves stability through changes in the nucleus such as spontaneous fission, emission of alpha particles, or protonation of neutrons or reverse conversion.
Some examples are uranium and thorium, two radioactive elements that occur naturally in the Earth's crust. Over billions of years, these two elements slowly change forms and produce decay products such as radium and radon. These materials can cause cancer, genetic defects etc.
Radioactive Materials Radiation can damage the DNA in our cells where high doses of radiation can cause acute radiation syndrome (ARS) or cutaneous radiation injury (CRI). High doses of radiation can cause cancer in later life.
Thus, Radiative material can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers. So, the correct option is (C).
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How do volcanoes provide evidence to scientists to support the idea that matter and energy move within the Earth’s interior?
Answer:
Scientists use volcanic activity data from this area to show the relationship between volcanic activity and lithospheric plate motion. Hot Spots and Plate Tectonics: A volcanic hot-spot is an area in the mantle from which heat rises in the form of a thermal plume from deep within the Earth. Higher heat and lower pressure at the base of the lithosphere melts rock and forms magma.
Explanation:
energy moves through everything really
What is the purpose of the inner ear?
A. To convert sound waves into mechanical waves.
B. To collect and focus sound waves.
C. To evaluate the quality of sound.
D. To convert mechanical waves into electrical whyes.
Answer:
C. is the correct....................
This is an trick question what is there but you can't see it
True or False: People have no influence on biodiversity.
This is for biodiversity
Answer:
Explanation:
False
Ravi is unable to choose the right career path after completing his college education. He plans to visit a psychologist who might help him find
the right career. In this scenario, Ravi is most likely to visit a human factors psychologist.
a. True
b. False
Answer:
The correct answer is : false.
Explanation:
The branch of the psychology that deals with human behavior regarding work and work related problems is known as career counseling or vocational psychology, and counselors or specialized in this psychology known as vocational psychologist.
Ravi should visit to the vocational psychologist instead of human factor psychologists. Human factor psychologists deal with daily life factors that affect human behavior such as transportation, work, energy system and many more.
Thus, the correct answer is : false.
What is involved in the process of artificial selection?
Answer:
Explanation:
Artificial selection is the process by which humans choose individual organisms with certain phenotypic trait values for breeding. If there is additive genetic variance for the selected trait, it will respond to the selection, that is, the trait will evolve.
Answer:
Selective breeding (also called artificial selection) is the process by which humans use animal breeding and plant breeding to selectively develop particular phenotypic traits (characteristics) by choosing which typically animal or plant males and females will sexually reproduce and have offspring together.
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By building green and reducing electricity consumption, what potential environmental, economic, and social benefits could be gained?
Answer:
by building green and reducing electricity consumption, benefits such as enhancing and protecting biodiversity, improving air and water quality, reducing waste streams, conserving and restoring natural resources, reducing operating costs, creating, expanding, and shaping markets for green products and services, improving occupant productivity, optimizing life-cycle economic performance, enhancing occupant comfort and health, heightening aesthetic qualities, minimizing strain on local infrastructure, and improving overall quality of life can all be gained.
Explanation:
Environmental benefits: Enhance and protect biodiversity and ecosystems, Improve air and water quality, Reduce waste streams, & Conserve and restore natural resources.
Economic benefits: Reduce operating costs, Create, expand, and shape markets for green product and services, Improve occupant productivity, & Optimize life-cycle economic performance
Social benefits: Enhance occupant comfort and health, Heighten aesthetic qualities, Minimize strain on local infrastructure , & Improve overall quality of life
Hope this helps & I hope I'm not too late to help you out!
The first step of protein synthesis is __________________. This step occurs in the _________________ of the cell. During this step the enzyme __________________________ makes a copy of a gene out of RNA. This is called a _________________ RNA or mRNA. Some parts of mRNA called ______________ have to be cut out because they are not part of the code for the final protein. This is called mRNA splicing. The remaining parts which do code for the protein being built are called _____________.
Answer:
The correct answer is -
1. transcription 2. nucleus, 3. RNA polymerases, 4. messenger, 5. introns 6. gene or exons.
Explanation:
Protein synthesis is a two-stage process, transcription, and translation. Transcription is the first stage that takes place in the nucleus of eukaryotic organisms.
The enzyme RNA polymerase is the essential enzyme for this process which helps in copying nucleotides from DNA to get out of RNA, The end product of this process is called messenger RNA or mRNA. Introns are the non-essential part of the mRNA as they are not part of the coding protein and hence cut out from the sequence by the process called RNA splicing. The remaining part of the mRNA is called gene and the part of the gene code for the building protein called exons.
Describe the mechanism of glycolysis in detail
The process of Glycolysis is a catabolic process in which two molecules glucose goes through a ten- step pathway and yield two molecules of pyruvate . It is a major part of carbohydrate metabolism .
Mechanism Of Glycolysis
The glycolysis is also known as EMP pathway and it is involved in both aerobic and anaerobic conditions .There are two phases in the mechanism of glycolysis in which 5 reactions takes place in each phase and the process of glycolysis takes place in cytosol
Preparatory phase refers to the generation of two molecules of glyceraldehyde 3-phosphate from one molecule of glucose which further goes into the payoff phase . In this phase two molecules of ATP are used and two regulatory enzymes were involved in this reaction .
Payoff phase refers to the further break down of two molecules of glyceraldehyde3-phosphate to two molecules of pyruvate . In this phase four molecules of ATP and two molecules of NADH are generated . In this phase only one regulatory enzyme is involved which is the breakdown of PEP to pyruvate .
Both the phases of glycolysis takes place in the cytoplasm and there are three enzymes that involved in regulating the glycolytic pathway .This process is also known as the catabolic process .
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Part A
Plants take up carbon dioxide (CO2) during photosynthesis and release it during respiration. According to the article, how
might increasing global temperatures affect the amount of carbon dioxide plants release during respiration?
B I y X
X
18pt
A
A
I
Answer:
Higher temperatures will increase respiration, so the amount of carbon dioxide that plants release could increase.
Explanation:
This is the sample answer
Which atmospheric gases are increasing as a result of human activities?hydrogen and heliumcarbon dioxide and methaneoxygen and nitrogenargon and krypton
The main increasing gases by human activity are carbone dioxide, and methane. These are generated by the nuclear energy, the automotive industry, and the
exaplian two situations on a pedigree that would allow you to determine the genotype of an induvudal with the dominant phenotype
1. If the individual with the dominant phenotype has an affected parent with a recessive phenotype.
2. If the individual with the dominant phenotype has affected offspring with a recessive phenotype.
In a pedigree, two situations can help determine the genotype of an individual with a dominant phenotype.
1. If an individual with the dominant phenotype has offspring with a recessive phenotype, it indicates that the individual must be heterozygous (carrying one dominant and one recessive allele).
This conclusion is drawn because the recessive phenotype can only be expressed when an individual has two copies of the recessive allele.
2. Another situation is when both parents have the dominant phenotype, but they produce offspring with the recessive phenotype.
This scenario suggests that both parents are heterozygous (carrying one dominant and one recessive allele), and the recessive phenotype appears in their offspring due to the inheritance of two recessive alleles.
By analyzing these patterns in the pedigree, we can make inferences about the genotype of individuals exhibiting dominant phenotypes.
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honors biology test scientific method 25 questions thick leg muscles in dogs inheritance cannot account for
Option D. Inheritance alone may not account for thick leg muscles in dogs.
The conclusion that inheritance alone may not account for thick leg muscles in dogs is based on the data collected, which showed that dogs that lived outdoors had thicker leg muscles than dogs that lived indoors. This suggests that environmental factors, such as exercise, may also play a role in determining the thickness of leg muscles in dogs. It is possible that both genetic and environmental factors interact to determine the thickness of leg muscles in dogs, and that inheritance alone is not sufficient to explain the observed differences.
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The complete Question is:
You hypothesize that thick leg muscles are an inherited trait in dogs. Youcollect data on several dogs, and the data show that dogs that live outdoorshave thicker leg muscles than dogs that live indoors. What should youconclude?
A. Inheritance of thick leg muscles may be associated with coat thickness indogs.
B. Dogs that inherit thick leg muscles may not survive indoors.
C. Dogs with thick leg muscles may require more exercise than dogs withthin leg muscles.
D. Inheritance alone may not account for thick leg muscles in dogs.
Explain how consumers, such as otters, obtain the materials they need for cellular respiration. Be specific! How do these materials get from the environment to the mitochondria?
Explanation:
Consumers such obtain as need otters the materials they cellular foriration environment from resp the. these materials through They obtain the process of. ingestion Otters typically obtain energy-rich food such as fish, crabs, and clams, which like molecules glucose contain proteins, and, lipids, which for important are alliration cellular resp. These in broken down are the molecules system releasing, digestive energy and small molecules that are transportedter the ot’ intos, such cells as glucose oxygen and, which are both essential for cellular respiration.
Once these the in are molecules cells, are, they mitochond to transported powerhouse of the theria, where they cell take part- energy the inproducing process of cellulariration resp.uc Gloseria enters and the mitochond is broken down in a series of chemical that reactions release energy and such as ATP molecules form, which is the ofergy currency the cell. At the same time oxygen, is used help break down to the glucose, dioxide in as resulting by carbonproducts and. ATP The produced is used by the
Which of the following models represents an atom that is most likely to form a cation with a charge of +1?
The atom represented by the model with one valence electron in its outermost shell is most likely to have the lowest ionization energy and hence is most likely to form a cation with a charge of +1.
The atom that has the lowest ionization energy is the one which is most likely to form a cation with a charge of +1. Ionization energy is defined as the energy required to remove an electron from an atom or ion in the gaseous state. Therefore, an atom with a low ionization energy requires less energy to remove its outermost electron and form a positively charged cation.
Among the models of atoms given, the atom represented by the model with one valence electron in its outermost shell is most likely to have the lowest ionization energy. This is because the valence electron is loosely held by the nucleus due to its large distance from it. As a result, it requires less energy to remove the outermost electron and form a cation with a charge of +1.
For example, Lithium (Li) has one valence electron in its outermost shell and has the lowest ionization energy among the elements in the first group. This makes it easy for Lithium to lose its valence electron and form a cation with a charge of +1.
In summary, an atom with a low ionization energy requires less energy to remove its outermost electron and form a positively charged cation.
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Note: The complete question is- Which of the following models of atoms represents an atom that has the lowest ionization energy, and is therefore most likely to form a cation with a charge of +1?
Natural selection does not
a. Produce the mutations
b. Select those mutations that give an organism an advantage
Natural selection does not produce the mutations that are in option A, as natural selection is the process by which certain advantageous traits become more common in a population over time because individuals with those traits are more likely to survive and reproduce.
Natural selection does not produce the mutations themselves. Mutations are random changes that occur in an organism's DNA and can happen for various reasons, such as exposure to radiation or mistakes during DNA replication. Natural selection acts on the variation already present in a population, selecting for traits that confer advantages in a given environment and allowing those traits to become more prevalent over time.
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What is the process by which placozoans move?
a.protozoa
b.phagocytosis
c.pseudopodia
d.flagellate
Answer:
Its C. Pseudopodia
Answer:
c.pseudopodia
Explanation:
Advantages of seed development
Answer:
The advantages of seed development include increased crop yields, improved disease resistance, and enhanced nutritional content.
Seed development in plants provides several advantages, including protection and dispersal of offspring, dormancy for survival in unfavorable conditions, and a nutrient-rich food source for germination and early growth.
Seed development in plants offers various advantages that contribute to their reproductive success and survival.
One key advantage is the protection and dispersal of offspring. Seeds are enclosed within a protective seed coat, which shields the embryo from external threats such as desiccation, mechanical damage, and predation. Additionally, seeds have adaptations for dispersal, allowing them to spread over a wider range and colonize new habitats.Another advantage is dormancy. Seeds can enter a state of dormancy, remaining inactive until conditions become favorable for germination and growth.This allows plants to survive through periods of unfavorable environmental conditions such as drought, extreme temperatures, or lack of sunlight. Dormancy also enables seeds to delay germination until suitable resources and conditions for growth are available.
Furthermore, seeds serve as a nutrient-rich food source for the developing embryo. They contain stored reserves of carbohydrates, proteins, and lipids that provide energy and nutrients for germination and early growth when the seedling is not yet photosynthetically active.In summary, seed development in plants provides advantages such as protection and dispersal of offspring, dormancy for survival during unfavorable conditions, and a nutrient supply for early growth and development. These traits contribute to the reproductive success and resilience of plants in diverse environments.
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Prokaryotic cells have different internal structures than eukaryotic cells. Which of the following is/are found in eukaryotic cells but not prokaryotic cells? Membrane-bound organelles Nucleoid region Ribosomes Cytoplasm
The correct option is the first one, Membrane-bound organelles. Eukaryote means "real nucleus", in allusion to the fact that eukaryotes have a real nucleus. In contrast, prokaryotes lack membrane.bounded organelles and a real nucleus.
how do light intensity,carbon dioxide concentration and temperature enhance yields in the green house
Answer:
Light and temperature are two of the most commonly manipulated environmental factors in
greenhouse crop production. Supplemental
lighting is useful during light-limiting conditions, while during high-light conditions,
shading is often used to help prevent excessively high
greenhouse temperatures. Often times, we simplistically
think about light as the driver of photosynthesis and
temperature as the key to control crop timing. Although
that’s generally true, other cultural and environmental
factors influence photosynthesis and thus, crop growth
and quality.
What are 2 similarities chromosomes you get from parents
The two similarities between chromosomes that you get from your parents are Genetic Material and Number of Chromosomes.
What more should you know about genetic materials and number of chromosomes you get from parents?In terms of Number of chromosomes: Every Humans have 23 pairs of chromosomes, for a total of 46 chromosomes. Each parent contributes 23 chromosomes to their child, for a total of 46.
in tems of Genetic material: The chromosomes that you get from your parents contain the same genetic material. This is why you look like your parents and why you have inherited some of their traits.
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Come up with your own story of a trophic cascade, describing how the organisms occupying the different trophic levels would be affected
Answer:
The leafhoppers eat plant tissues and, at the same time, they are eaten by spiders that are the food of large lizards. Finally, these lizards are the food of birds that are eaten by snakes.
Explanation:
The food chain starts with primary producers such as plants and algae (i.e., level 1), then goes through herbivorous species including insects and fish (level 2) and finally ends with carnivores such as rodents, snakes and hedgehogs (levels 3, 4 and sometimes 5, which depends on presence of larger predators). Thus, the trophic levels are represented by the number of steps of the food chain. In an ecosystem, the organisms can also be classified according to the mode of obtaining the food in producers (autotrophs), consumers (heterotrophs) and reducers (detritivores).
A mineral is classified as an ore as long as
a. it's rare and valuable
b. it can be used for jewelry
c.it profitable and useful
d.it's solid and natural
A mineral is classified as an ore as long as it is profitable and useful. Option C.
What does it mean for a mineral to be classified as ore?The statement that a mineral is classified as an ore as long as it is profitable and useful means that the mineral must be in high enough concentration to make it economically worthwhile to mine.
Also if a mineral should be considered an ore, it must have a use that is valuable enough to justify the cost of extraction.
Some examples of ores include gold, silver, copper, iron, and lead.
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Density is mass per unit of volume. Which pair of lab instruments would a student use to measure the density of seawater?
a caliper and a flask
a stopwatch and a beaker
a balance and a beaker
a meter stick and a temperature probe
Option C. a balance and a beaker are the instruments used to measure the density of seawater.
Density is defined as the mass of an object divided by its volume. Measuring the density of seawater is critical to oceanography since the density of seawater varies based on salinity and temperature, both of which have significant implications for ocean circulation, marine organisms, and weather systems. The pair of laboratory instruments that a student would use to measure the density of seawater is a balance and a beaker.
The mass of seawater is measured using the balance, while the volume is measured using the beaker. Let's learn more about the measurement of density: Measurement of Density: To determine the density of an object or substance, we must first calculate its mass and volume using laboratory instruments such as a balance and a beaker. The mass of an object is the amount of matter it contains, which is measured in grams. A balance is a tool used to measure mass. The volume of an object is the amount of space it occupies, which is measured in liters.
A beaker or a graduated cylinder is used to measure volume. The density is obtained by dividing the mass by the volume. To determine the density of seawater, a student can collect a sample of seawater and place it in a beaker. The mass of the seawater sample is measured using a balance. The volume of the seawater is calculated by measuring the volume of the beaker before and after adding the seawater and subtracting the initial volume from the final volume. The student then calculates the density of the seawater by dividing the mass of the seawater by its volume.
In conclusion, a balance and a beaker are the instruments used to measure the density of seawater. Therefore the correct option is C
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