The government wants to set new regulations that prohibit chlorofluorocarbons (CFCs) use in aerosol sprays and refrigerants. How will this act help with the sustainability of our environment?

Answer:

Hypothalamus

Explanation:

The hypothalamus is involved in different daily activities like eating or drinking, in the control of the body's temperature and energy maintenance, and in the process of memorizing and in stress control. It also modulates the endocrine system through its connections with the pituitary gland.

Answer:

For each glucose that enters glycolysis,  2 acetyl CoA enter the citric acid cycle.

Explanation:

SYNTHESIS OF 2Acetyl CoA -:

The glucose is transformed into 2pyruvate (6 carbon molecules are converted into 2 -3 carbon molecules) during glycolysis. In both aerobic and anaerobic respiration, glycolysis occurs frequently. This process takes place in the cytoplasm (it does not require oxygen or mitochondria), but if both oxygen and mitochondria are present, two molecules of pyruvate join mitochondria and prepare for citric acid cycle.

Until entering this, the molecules go through a mechanism known as the linked (connects glycolysis with citric acid cycle) reaction, in which the pyruvate molecule is transformed into 2 acetyl CoA (meaning 3 carbon molecules are converted into 2 carbon molecules) and a carbon molecule is released in the form of [tex]2CO_2[/tex] (waste product).

2NAD+ and NADH are synthesized in the linked reaction, implying that reducing power is produced. It means that electrons from pyruvate are released in the form of hydrogen, which 2NAD+ accepts and reduces to form 2 NADH.          

[tex]Glucose[/tex] → [tex]2pyruvate[/tex] → [tex]2Acetyl CoA[/tex]

Linked reaction is also known as oxidative -dicarboxylation.

Hence,  2 Acetyl CoA is required to enter citric acid cycle.  

The most probable cause for a student having difficulty interpreting the reagent strip color reactions on a thick orange specimen is a large amount of urobilinogen.

Reagent strips, also known as urine dipsticks, are used to check for various substances in urine. They are thin, plastic strips with pads on the end that are coated with chemicals that react with substances in the urine.

When urine comes into touch with the pads on the reagent strips, the chemical coating on the pads changes color to indicate the presence of particular substances in the urine. The colors of the pads on the strips are compared to a color chart to determine the amounts of substances in the urine.

Therefore, if a student is having difficulty interpreting the reagent strip color reactions on a thick orange specimen, the most probable cause is a large amount of urobilinogen. Orange or brown urine with a high amount of urobilinogen, which is caused by an excessive breakdown of red blood cells, might cause the color of the specimen to become thick orange. This might make it tough for a student to interpret the color reactions of the reagent strips.

Learn more about reagent strip: https://brainly.com/question/32403321

#SPJ11

Answer:

B winter

Explanation:

I hope I helped

Cause if the south is oriented towards the sun that means it's summer and the oppsite of summer is winter

Answer:

I think it's A- phylum, hope this helps

Answer:

Certain types of animals are more likely to end up as fossils. ... On the other hand, it turns out humans are actually fairly well-suited to becoming fossils. “Mammals have a very good record, because teeth make fantastic fossils,” says Norell. “They're incredibly hard, incredibly resilient.  

Explanation:

Answer:

well probably we humans are almost, practically fit for fossils so we have a chance to turn into a fossil

Explanation:

The sequence of bases on mRNA that indicates the starting point for the polypeptide "blueprint" is called the start codon. In most cases, the start codon is AUG, which codes for the amino acid methionine.

During the process of translation, the ribosome binds to the mRNA molecule and scans along its sequence until it reaches the start codon. The start codon serves as a signal for the ribosome to initiate protein synthesis. Once the ribosome recognizes the start codon, the process of translation begins, with subsequent amino acids being added to the growing polypeptide chain according to the sequence of codons on the mRNA.

It is important to note that while AUG is the most common start codon, there are also alternative start codons in certain cases. For example, GUG and UUG can function as start codons in some organisms or under specific conditions.

The start codon, typically AUG, marks the beginning of the protein-coding region on the mRNA and serves as the starting point for the synthesis of a polypeptide chain during translation.

To learn more about polypeptide, visit:

brainly.com/question/28270191

#SPJ11

True. Alpha-defensins and reactive oxygen species (ROS) are examples of anti-microbial molecules produced by professional phagocytes, which can function by breaking down and killing phagocytosed pathogens

Alpha-defensins and reactive oxygen species (ROS) are indeed examples of antimicrobial molecules produced by professional phagocytes, such as neutrophils and macrophages. These molecules play a crucial role in the immune response against invading pathogens.

Alpha-defensins are small peptides that possess antimicrobial properties. They can directly kill microorganisms by disrupting their cell membranes, leading to their lysis or death. These defensins are produced by various immune cells, including neutrophils, and contribute to the elimination of pathogens during phagocytosis.

Reactive oxygen species (ROS), including superoxide anion, hydrogen peroxide, and hypochlorous acid, are generated by phagocytes during the process of phagocytosis. ROS are highly reactive molecules that can damage microbial components, such as proteins and DNA, leading to the killing or inactivation of phagocytosed pathogens.

Therefore, both alpha-defensins and reactive oxygen species are antimicrobial molecules produced by professional phagocytes that function by breaking down and killing phagocytosed pathogens.

To know more about alpha-defensins  follow the link:

https://brainly.com/question/31415238

#SPJ4

Answer:

A .Social Structures

B. Education

D. Access to Medicine

Explanation:

Answer:

A B D

Explanation:

The average carrying capacity of the range was estimated to be about 30,000 deer.

Answer:

In 1905, the deer population on the Kaibab Plateau in Arizona was estimated to be about 4,000 on 300,000 hectares of range. The average carrying capacity of the range was estimated to be about 30,000 deer.

Explanation:

Answer:

A, 1/2

B, 1/2

C, 0

D, 0

E, 1/1

Explanation:

With O+ and AB+ the only possible combinations, via a punnett square, are A+ and B+.

Explanation:

DNA is a long molecule that contains our unique genetic code.DNA is composed of two strands that wrap around each other to form a double helix shape.

Genes are sections of DNA that contain the set of instructions to produce one specific molecule in your body, usually a protein. These proteins control how our body grows and works; they are also responsible for many of our characteristics, such as our eye colour, blood type or height.

Chromosomes are bundles of tightly coiled DNA located within the nucleus of almost every cell in our body. Humans have 46 chromosomes . We inherit one set of 23 chromosomes from our mother and one set of 23 chromosomes from our father. So we have two sets of 23 chromosomes or 23 pairs.

Explanation:

regulating body temperature

forming blood clots to prevent excess blood loss

Phospholipid bilayers are the basic building blocks of the membrane.

They form a stable boundary between two water-containing compartments. In a plasma membrane, these two compartments are the interior and exterior of the cell.

A cell membrane is a sheet of double membrane that mainly consists of lipids. These membranes are semi-permeable, meaning that some molecules are able to pass through the lipids bilayer, while others are unable to.

Small hydrophobic molecules (e.g., oxygen or carbon dioxide) pass through membranes rapidly. Similarly, small polar molecules (i.e., water and ethanol) pass through membranes more slowly.

To learn more about a Phospholipid, refer to the link:

https://brainly.com/question/30414619

#SPJ6

Answer:Toothed whales do not make the long, low-frequency sounds known as the whale song. Instead they produce rapid bursts of high-frequency clicks and whistles. Single clicks are generally used for echolocation whereas collections of clicks and whistles are used for communication.

Answer:

c? if u stand infront a light and spin, the opposite side to the light would be dark?

Answer:

Answer

Explanation:

B because the more the sun is titled the more heat=different season.

Because Earth is tilted on its axis, parts of Earth get more hours of sunlight during different times of Earth's yearly orbit. As Earth orbits around the Sun, its axis is tilted at an angle of about 23.5 degrees. Hence the correct option is D.

The temperatures change over the months primarily because of Earth's axial tilt. As the Earth rotates around the sun, the angle at which sunlight hits different parts of the Earth changes.

This is because the Earth's axis is tilted about 23.5 degrees relative to its orbit around the sun. When a particular hemisphere is tilted toward the sun, it receives more direct sunlight, resulting in warmer temperatures.

Conversely, when that hemisphere is tilted away from the sun, it receives less direct sunlight, resulting in cooler temperatures. This cycle repeats itself annually, causing changes in temperatures over the months.

Hence the correct option is D.

To know more about Earth's axis:

https://brainly.com/question/14639935

#SPJ2

Answer:

A and C only

Explanation:

I'm sorry I don't know how to explain it but trust me its A and C only.

Answer:

Toothed whales (including dolphins) have developed a remarkable sensory ability used for locating food and for navigation underwater called echolocation. Toothed whales produce a variety of sounds by moving air between air-spaces or sinuses in the head.

Explanation:

Answer:

Toothed whales can direct sound by bouncing it off air sacs in their nose and possibly by using face muscles to alter the shape of the melon.

Explanation:

Answer: Carbon dioxide levels today are higher than at any point in at least the past 800,000 years. Global atmospheric carbon dioxide concentrations (CO2) in parts per million (ppm) for the past 800,000 years. ... Carbon dioxide concentrations are rising mostly because of the fossil fuels that people are burning for energy. The large numbers of land animals raised to feed the Earth's growing population results in increased carbon dioxide levels in the atmosphere due to farming practices and respiration and methane production. This is another example of how human activity indirectly affects biogeochemical cycles in a significant way.  8. Gases in the atmosphere, such as carbon dioxide, trap heat similar to the glass roof of a greenhouse. These heat-trapping gases are called greenhouse gases. During the day, the Sun shines through the atmosphere. Earth's surface warms up in the sunlight. Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse.

Explanation:

In a FERN PLANT, DNA is located in three different organelles (Option B).

In conclusion, in a FERN PLANT, DNA is located in three different organelles (Option B is correct).

Learn more in:

https://brainly.com/question/11136550?referrer=searchResults

Answer: Wind speed is also important. The rate of erosion caused by a 30-mile-per-hour wind is more than three times that of a 20-mile-per-hour wind. Wind erosion decreases as soil moisture increases. For example, dry soil erodes about one-and-one-third times more than soil with barely enough moisture to keep plants alive.

Explanation:

https://www.agry.purdue.edu/soils_judging/new_manual/ch6-wind.html Hope this helps

Answer:

think the answer is:

C. The organism is a plant because it has a cell wall.

Explanation:

only plant cells have Cell Walls

The experiment demonstrated the adjustments needed for achieving a clear image in the optics of the human eye model. The lens selection, positioning, and introduction of water mimicked the effects observed in a real eye.

Experiment 1: Optics of the Human Eye

1. The lens in the SEPTUM slot is replaced with the adjustable focus lens. The eye model is positioned about 25 cm from the illuminated screen.

If the image is not visible on the retina, the syringe plunger is moved to adjust the lens and to create the clearest image possible. The lens is convex and is a converging lens.

2. The eye model is moved farther from the illuminated screen to approximately 50 cm. The lens is adjusted to create the clearest image. The power of the lens has decreased, and the focal length has increased.

3. The adjustable focus lens is replaced with the +400 mm lens in the SEPTUM slot.

The distance between the illuminated screen and the eye model is adjusted to produce a clear image. The position of the eye model is marked so that it can be returned to the same position after it is filled with water.

4. The eye model is filled with water to approximately 1-2 cm from the top. It is returned to the same position. The image is still in focus. It is possible to adjust the distance to obtain a focused image.

The aqueous and vitreous humors, represented by water, have a significant impact on the eye's lens system's focal length. They serve to improve the focal length of the lens by providing a uniform refractive medium for the light to pass through.

5. The eye model is positioned roughly 35 cm from the light source. The +400 mm lens in the SEPTUM slot is replaced with the +62 mm lens. The image is in focus now.

The eye model is brought as near to the light source as possible while still keeping the image in focus. The image on the retina screen is vivid.

6. The object distance is measured from the screen of the light source to the top rim of the eye model. The near point of the eye model is around 25 cm when using a +62 mm lens. The near point of a human eye is about 25 cm, indicating that the eye model is a good representation of a real eye.

Learn more about optics : brainly.com/question/18300677

#SPJ11

Answer:

1. The enhanced greenhouse effect disrupts the Earth's climate equilibrium and has led to an increase in the global average surface temperatures.

2. Scientists attribute the global warming trend observed since the mid-20th century to the human expansion of the "greenhouse effect"   1 — warming that results when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere block heat from escaping.

3. Greenhouse gases absorb some of the energy and trap it in the lower atmosphere. Less heat radiates into space, and Earth is warmer. ... Carbon dioxide, methane, water vapor, and nitrous oxide are naturally present in Earth's atmosphere.

4. Carbon sequestration is the process of capturing and storing atmospheric carbon dioxide. It is one method of reducing the amount of carbon dioxide in the atmosphere with the goal of reducing global climate change.

5. As climate change caused by burning fossil fuels drives temperatures higher, the ocean warms, causing it to expand. ... Scientists have found that water draining from melting glaciers and ice sheets in polar and mountain regions is now also contributing to this rise in sea levels.

Answer: 1. Necessary because it keeps heat in and keeps the planet at the right temperature for life.

It can harm the planet if more pollution occurs and the greenhouse gas effect traps too much heat and causes global warming. 2. Scientists attribute the global warming trend observed since the mid-20th century to the human expansion of the "greenhouse effect"1 — warming that results Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse. The greenhouse effect keeps Earth's climate comfortable when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere block heat from escaping. 3. Human activities contribute to global warming by increasing the greenhouse effect. ... Greenhouse gases let the sun's light shine onto the Earth's surface, but they trap the heat that reflects back up into the atmosphere. In this way, they act like the insulating glass walls of a greenhouse. 4. Carbon sequestration is the process of capturing and storing atmospheric carbon dioxide. It is one method of reducing the amount of carbon dioxide in the atmosphere with the goal of reducing global climate change. Geologic carbon sequestration is the process of storing carbon dioxide (CO2) in underground geologic formations. The CO2 is usually pressurized until it becomes a liquid, and then it is injected into porous rock formations in geologic basins. 5. As climate change caused by burning fossil fuels drives temperatures higher, the ocean warms, causing it to expand. This expansion in turn causes sea levels to rise. ... There is now so much warming baked in to the global climate system that sea levels will continue to rise for centuries.

Explanation:

Answer:

Proteins

Explanation:

Among the organic macromolecules, enzymes belong in the category of proteins. Proteins are distinct from carbohydrates, nucleic acids, and lipids in that a protein is made of amino acids. Amino acids link together into a chain that can fold into a three-dimensional shape.