Classify each phrase as describing an enzyme, an active site, or a substrate.

a. A biological catalyst
b. A protein containing an active site
c. A specific enzyme location that binds with the substrate
d. A substance that the enzyme acts upon
e. May be a phosphate group

Answer: A: People with different goals can make contributions to scientific knowledge.

Schwann and Virchow both had different goals for what they were trying to discover, but both ended up adding to the same theory.

Hope this helps :)

Adrenergic agents produce bronchodilation by causing the release of norepinephrine which results in increased production of norepinephrine, cyclic AMP.

Bronchodilation is a mechanism that results in the dilation or enlargement of the bronchial tubes or airways in the lungs, which are otherwise constricted. Adrenergic agents produce bronchodilation by causing the release of norepinephrine which results in increased production of cyclic AMP.

Cyclic AMP is produced when norepinephrine is released, which causes bronchodilation by relaxing the smooth muscle lining the bronchial tubes. As a result, air flows more easily through the bronchial tubes or airways, allowing the individual to breathe more easily.

Therefore, the correct option is norepinephrine, cyclic AMP.

To know more about Adrenergic agents, refer to the link below:

https://brainly.com/question/29572502#

#SPJ11

Answer:

Rivers usually begin in upland areas, when rain falls on high ground and begins to flow downhill. They always flow downhill because of gravity. They then flow across the land - meandering - or going around objects such as hills or large rocks.

Explanation:

Hope this helps!

Answer:

A river is created when water moves from higher elevation to lower elevation. It usually goes downhill, and can join with other rivers. The river ends when it flows into an ocean.

I hope this helps!

Answer:

its B

Explanation:

i hope i help :)

Answer:

First of all, welcome to brainly ^-^ (but the answer is in step by step)

Explanation:

convergent oceanic-continental boundaries

(hope this helps you buddy!)

The volume of air still remaining in Mr. Huff and Puff's lungs after exhaling as much air as possible using forced expiration is called the residual volume.

The lungs never completely empty of air even when you exhale as much air as possible. The residual volume (RV) is the volume of air that remains in your lungs after maximal expiration. The residual volume is what helps maintain the alveoli open, allowing oxygen to flow in and carbon dioxide to flow out during the respiratory cycle, even though the lungs deflate and inflate with each breath taken.

The RV can't be measured by spirometry; instead, it must be determined by another technique. The residual volume is computed in the context of lung function testing as it may provide important diagnostic information and may be utilized to aid in the treatment of patients with obstructive lung illnesses. The RV, along with other lung volumes, is a useful tool for diagnosing and managing respiratory diseases and disorders such as chronic obstructive pulmonary disease (COPD). Residual volume (RV) is the volume of air that remains in your lungs after maximal expiration. The lungs never completely empty of air even when you exhale as much air as possible.

To know more about expiration visit:

https://brainly.com/question/31346837

#SPJ11

Answer:

An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms.

Answer:

what

Explanation:

Answer:

1

Explanation:

The two (2) pieces of evidence that support the Big Bang Theory are: 1.  red shift of light and cosmic background radiation.

The Big Bang Theory can be defined as an explanation by astronomers to describe how the universe was formed or started. These group of astronomers posited and argued that the whole universe stretched from a single point and then expanded to the way or manner it is right now.

Basically, Georges Lemaître was the astronomer that stated the Big Bang Theory and some of the principles of the Big Bang Theory include;

According to the Big Bang Theory, cosmic background radiation is typically a radiation that permeates our universe (space). Also, a red shift of light is a phenomenon which describes how light changes as physical objects in space move across the universe.

In conclusion, the two (2) pieces of evidence that support the Big Bang Theory are:

1.  Red shift of light.

2. Cosmic background radiation.

Read more: https://brainly.com/question/22214528

Answer:genetics

Explanation:

Answer:I dont know

Explanation:

You see, the explanation of me not knowing is that my brain cells have died over the years and i do not know what to do with my life:)

The difference in height between the two bottles is 30 millimeters.

To calculate the difference in height between the two bottles in millimeters, we need to convert the heights from centimeters to millimeters and then subtract one from the other.

First, we convert the height of the first bottle from centimeters to millimeters. Since there are 10 millimeters in a centimeter, we can multiply the height of 12 centimeters by 10 to get the height in millimeters:

12 centimeters * 10 millimeters/centimeter = 120 millimeters.

Next, we convert the height of the second bottle from centimeters to millimeters using the same conversion factor. We multiply the height of 15 centimeters by 10:

15 centimeters * 10 millimeters/centimeter = 150 millimeters.

Now that we have both heights in millimeters, we can calculate the difference. We subtract the height of the first bottle from the height of the second bottle:

150 millimeters - 120 millimeters = 30 millimeters.

Therefore, the difference in height between the two bottles is 30 millimeters.

know more about height here:

https://brainly.com/question/31556472

#SPJ8

In an acute injury setting neurogenic shock is commonly accompanied by Bradyarrhythmia, hypotension, flushed warm skin.

A combination of main and secondary traumas can cause neurogenic shock, which results in a loss of sympathetic tone and an unopposed parasympathetic response regulated by the vagus nerve.

Due to damage to your neural system from a spinal cord injury, you may have neurogenic shock, which makes it difficult to maintain a stable heart rate, blood pressure, and temperature.

Thus, The typical symptoms of neurogenic shock are bradyarrhythmia, hypotension, and flushed, heated skin.

To learn more about the neurogenic shock, follow the link;

https://brainly.com/question/27961124

#SPJ1

Allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell is bind by B. Pyruvate

Pyruvate dehydrogenase is the enzyme responsible for catalyzing the conversion of pyruvate to acetyl-CoA. Pyruvate dehydrogenase is inhibited when oxygen levels are low in the cell. The enzyme is regulated by phosphorylation by pyruvate dehydrogenase kinase and dephosphorylation by pyruvate dehydrogenase phosphatase. The allosteric site of pyruvate dehydrogenase kinase is bound by NADH, acetyl-CoA, and ATP, while the allosteric site of pyruvate dehydrogenase phosphatase is bound by ADP.

These binding sites help regulate the activity of pyruvate dehydrogenase in response to changes in the energy status of the cell. The allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell is bound by NADH. When oxygen levels are low, there is an increase in NADH concentration due to the lack of aerobic respiration and the buildup of pyruvate. NADH acts as a negative regulator of pyruvate dehydrogenase by binding to its allosteric site, inhibiting its activity. So therefore the correct answer is B. Pyruvate is bind allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell .

Learn more about enzyme at

https://brainly.com/question/30600790

#SPJ11

In the absence of crossing over, two of the four new cells would be the same.Humans have 46 chromosomes and thus are diploid, which means that we get 23 chromosomes each from our mother and father.

See how all chromosomes, even homologous ones, line up in a single file during mitosis on the left (imagine all 46 lining up individually). Each daughter cell receives exactly precise same genetic information as anaphase splits the identical sister chromatids in mitosis. (They receive one from their mother (purple) and one from their father (yellow), giving them a complete diploid set.) Whereas chromosome #1 from of the father (yellow) goes to a right daughter cell, chromosome #1 from the mother (purple) goes to a left daughter cell.

Learn more about chromosome

https://brainly.com/question/1596925

#SPJ4

Graph A represents the effect of temperature on the rate of photosynthesis.

Photosynthesis is a biological process that is essential to the synthesis of energy in plants and other primary producers. Light, water, and carbon dioxide combine to generate glucose molecules, which are the building blocks of energy-containing carbohydrates.

As a result, the waste product oxygen is emitted. Numerous factors affect photosynthesis, such as the amount of carbon dioxide present, the surrounding temperature, and the amount of light. It is a reaction with a rate constraint. High light intensities accelerate the rate of photosynthetic reaction because photons, or light particles, supply the energy needed for the reaction. According to the graph, the rate rises steadily as the intensity does, but at a certain point, the intensity stops having an impact and the rate of photosynthesis plateaus or becomes constant.

Beyond this point, the reaction is restricted by either the temperature or the carbon dioxide supply. For instance, at high intensities, heat or high temperatures may even harm tissues.

Learn more about photosynthesis, here:

https://brainly.com/question/1388366

#SPJ2

Answer:

what are the options

Explanation:

Answer:

A

Explanation:

Trees are cut down for wood and then to extend them to houses

The whole muscle is composed of muscle cell fibers grouped in bundles called fascicles.

Muscles are made up of individual muscle cells, also known as muscle fibers, which are specialized cells capable of contracting and generating force. These muscle fibers are organized into bundles called fascicles. Fascicles are groups of muscle fibers that are bound together by connective tissue, specifically perimysium. The perimysium surrounds and protects the fascicles, providing structural support.

Within each fascicle, the individual muscle fibers are further organized and surrounded by connective tissue called endomysium. The endomysium supports and nourishes the muscle fibers, ensuring their proper functioning.

The arrangement of muscle fibers into fascicles allows for efficient force production. When a muscle contracts, the force generated by individual muscle fibers is transmitted through the fascicles and ultimately to the tendon, enabling movement of the associated body part.

Understanding the organization of muscle fibers into fascicles is important for studying muscle structure, function, and mechanics, as well as diagnosing and treating muscle-related injuries and disorders.

To learn more about fascicles, here

https://brainly.com/question/9223632

#SPJ4

The brain is not involved in a reflex action, because reflex action is spontaneous without going through the thought process. All three types of neurons are involved in reflex action: Stimulus → receptor → sensory neuron → spinal cord → delay neuron → motor neuron → effector → reflex.

Reflex movements in the body occur when there is stimulation received by nerve cells or neurons in the body. Examples of these stimuli are hot temperatures or the presence of water droplets that enter the eye

The mechanism begins with a stimulus from the outside. The range will be felt by the receptors. The receptor then sends electrical impulses about what it feels on sensory neurons. Impulses are then sent through delay neurons. Delay neurons are interneurons that are in the spinal cord and connect sensory neurons to motor neurons. The delay neurons then send impulses to the motor neurons and then to the effectors to create reflexes.

Learn more about the reflex action at https://brainly.com/question/10003986

#SPJ4

Many organ systems in the human body can be impacted by chemicals.

Chemicals are things made of one or more molecules with particular traits and qualities. They can be produced by humans for a variety of uses, including manufacturing, agriculture, healthcare, and research, or they can be found naturally in the environment.

Respiratory system: Substances that are inhaled have the potential to induce respiratory issues such coughing, wheezing, chest pain, and shortness of breath. Long-term exposure to some substances, such asbestos or silica dust, can cause lung cancer or chronic respiratory conditions like asthma or chronic obstructive pulmonary disease (COPD).

Cardiovascular system: Lead, carbon monoxide, and benzene exposure can all raise your chance of developing cardiovascular disease. Chest pain, palpitations, elevated blood pressure, and heart attacks are clinical signs of toxic exposure to the cardiovascular system.

Nervous system: Neurotoxic chemicals can harm the nerve system and cause symptoms like headaches, vertigo, trembling, disorientation, memory loss, and seizures. Lead or mercury are two substances that might permanently harm the nervous system when exposed to them over an extended period of time.

Liver: Several substances are metabolized and detoxified by the liver. Alcohol or certain drugs, for example, can damage the liver, resulting in symptoms including jaundice, exhaustion, stomach discomfort, and liver failure.

Kidneys: The kidneys cleanse the body of poisons and waste. Heavy metals, solvents, pesticides, and other pollutants can harm the kidneys, causing symptoms like protein in the urine, decreased urine flow, exhaustion, and swelling in the legs and ankles.

Reproductive system: Both men and women's reproductive systems can be impacted by chemical exposure. Women who are exposed to certain chemicals, such as dioxins or polychlorinated biphenyls (PCBs), may experience irregular menstruation, infertility, or miscarriage. Men who are exposed to chemicals like phthalates or bisphenol A (BPA) may experience a decline in sperm quality and quantity.

Endocrine system: Substances that imitate or interfere with the body's hormones can cause the endocrine system to malfunction, which can result in a number of health issues. Developmental delays, reproductive issues, thyroid malfunction, and some cancers are clinical signs of endocrine disruption.

To know more about chemicals, visit:

https://brainly.com/question/28459880

#SPJ4

Answer: The sun produces energy to the solar panel the sollaer panel produces energy to my house

Explanation:

The Sun then provides energy to the grass via the photosynthesis process. The rabbit consumes the grass and absorbs its energy.

The flow of energy through living things within an ecosystem is referred to as energy flow.

All living organisms can be classified as producers and consumers, and those producers and consumers can be classified further as a food chain. Each level of the food chain is referred to as a trophic level.

The Sun then provides energy to the grass through photosynthesis. The rabbit consumes and absorbs the grass's energy.

Finally, the snake consumes the rabbit and absorbs its energy. Energy travels from the Sun and is consumed by each consumer along the chain.

Thus, this way, energy flows in an ecosystem.

For more details regarding ecosystem, visit:

https://brainly.com/question/13979184

#SPJ5

Answer: a. what life may have been like before the evolution of photosynthesis

Explanation:

The mid-Cayman rise is an area that has little light coming in but still has life in it.

Plants are able to provide food for themselves and the rest of us by using photosynthesis to make food. Photosynthesis uses sunlight to make this food.

One would think that photosynthesis was around for as long as plants were around but this is not the case. Life on earth had existed long before photosynthesis became a valuable process to plants.

There is therefore curiosity as to how this life fed itself without using photosynthesis and this is why the life in the mid-Cayman is being explored. The way the life makes food there in the absence of light will shed light on how plants made food before photosynthesis.

Answer:

A

Explanation:

Answer:

Decreases the necessary activation energy to speed up the chemical reaction.

Explanation:

This picture shows substrates binding to the activation site of an enzyme causing the enzyme to change shape and therfore speeds up the chemical reaction.  

Answer:

The chemical reaction is sped up.

The activation energy is lowered.

Explanation:

When enzymes are added to a chemical reaction, they lower the activation energy needed in the reaction.

In return, that also speeds up the chemical reaction, since less energy is needed to start it.

Enzymes do not stop chemical reactions, and enzymes can also be reused, so they are not used up.

So, the first and third statements are correct.

Answer:

The other person is right so you can give him brainly.

Explanation: