The Paleocene epoch left a thin layer of rock that is extremely rich in ______ fossils.

1.Fish
2.Mammal
3.Fern
4.None Of The Above

Answers

Answer 1
Mammal

The Paleocene epoch was ruled primarily by mammals. By this time period, dinosaurs were found in water bodies and large aviary creatures also existed. Due to the climate shifts, these organisms were spread throughout the globe. 

Mammals began to become more abundant during this epoch, which means that by the time this epoch ended, the mammals died and their fossils occupied the top layer of the soil.

Related Questions

A non native species of fish is introduced into a lake. which would most likely prevent this fish from becoming an invasive species

Answers

The factor that will prevent the species from becoming an invasive one is predation.

If the species of fish introduced is an apex predator, there will be no organisms present to keep the population of the fish in check. Moreover, if the introduced species has a selective advantage over those that it shares the same niche with, then it is more likely to oust these species from the food chain by consuming all of their resources. 

Answer:The fish shares a niche with another species (apex)

Explanation:

The adenohypophysis is the glandular front lobe of the pituitary gland. because of its position, it is also known as the ___________ pituitary. proximal distal anterior posterior submit

Answers

The adenohypophysis is the glandular front lobe of the pituitary gland. because of its position, it is also known as the anterior pituitary.
In the medical term "anterior" is known as "front" and "posterior" is "back". Pituitary gland is divided into front (adenohypophysis) and back(neurohypophysis)

Answer: Anterior

Explanation: Just finished the assessment

In a new england forest, different species of warbler birds were discovered that feed on things they find in or below the trees. the different bird species, which are nearly identical in most respects, all share the same niche. yet they all thrive and reproduce successfully. how is this possible?

Answers

I believe the only reason why they could have survived successfully despite living only on the same tree and they are large in number is because:

“They feed on different parts of the same trees.”

So this means that although they are many of them feeding on the tree, there is no food deficiency occurring since they are getting their source of food from different parts of the tree anyway.

How long do you go without eating before you pass out?

Answers

An average person could be conscious or are able to live without eating for about thirty days. Though what's more important is that the person is having water because water is very vital and essential to the body for it is the most abundant component that could be found in a person's body. Without it, the person without eating and has no water intake could only take him or her three days.

Is the student correct? Yes, a hydrocarbon is any compound that contains a carbon backbone. Yes, a hydrocarbon is any compound that contains hydrogen and oxygen. No, a hydrocarbon contains only carbon and hydrogen atoms. No, a hydrocarbon contains at least one double or triple bond.

Answers

Hi Adrianna! Thanks for asking your question here on Brainly. 

Hydrocarbons contain a compound that contains only carbon and hydrogen, hence the name. 

Answer: No, a hydrocarbon contains only carbon and hydrogen atoms. 

Hope that helps! ★ If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia

Answer: Option (c) is the correct answer.

Explanation:

A compound that consists of only carbon and hydrogen atoms is known as a hydrocarbon.

For example, [tex]C_{5}H_{12}[/tex] is a hydrocarbon and its name is pentane.

A hydrocarbon can have single, double or triple bonds. A hydrocarbon with double bonds is known as an alkene and a hydrocarbon with a triple bond is known as an alkyne.

A hydrocarbon does not have or contain an oxygen atom.

Hence, we can conclude that the statement no, a hydrocarbon contains only carbon and hydrogen atoms, is correct.

The creation of an artificial opening into the bladder is called a(n) ______stomy

Answers

it is a urostomy :)))

What is a lung transplant?

Answers

It's where something is wrong with the lung and they switch it out for another lung.
A lung transplant is a surgical procedure to replace a diseased or failing lung with a healthy lung, usually from a deceased donor. A lung transplant is reserved for people who have tried other medications or treatments, but their conditions haven't sufficiently improved.

After several miles of running and sprinting in intervals, the runner’s muscles ache and feel fatigued. Which is the best explanation for what has occurred?

Answers

After miles of running and sprinting in intervals, the runner's muscle ache and feel fatigue due to anaerobic respiration taken place in the muscle cells.Anaerobic respiration in animal cell gives Carbon Dioxide and lactic acid as products. Due to the formation of lactic acid after running, muscles feel fatigue and ache.
I hope I helped you! ^^
When your muscles don't have enough oxygen for the exercise they're doing they have to break down carbohydrates into something called lactic acid. Lactic acid also increase the acidity of the muscle cells, so it makes your muscles sore. It may seem counterproductive for your body to produce something that would make your muscles not function as well, but without the lactic acid permanent damage could could happen because your muscles wouldn't be getting the oxygen they need.

In an enzyme controlled reaction, a substrate is the same as

Answers

Final answer:

In enzyme-controlled reactions, a substrate is the reactant or the molecule upon which the enzyme acts. They interact at the enzyme's active site and undergo dynamic changes to facilitate the chemical reaction. Each enzyme is designed to work with a specific substrate.

Explanation:

In an enzyme-controlled reaction, a substrate is essentially the reactant, or the molecule upon which the enzyme acts. The enzyme binds to the substrate at a specific location known as the active site. This binding is facilitated by the unique combination of amino acid side chains within the active site, perfectly suited to bind to one specific chemical substrate (or substrates). Enzymes display specificity because only a substrate with a particular shape and electrical charge can bind to the corresponding active site.

Moreover, enzymes and substrates undergo dynamic changes to induce the transition state of the substrate - a high-energy, unstable state occurring during a chemical reaction. This process known as induced fit, resembles a hand fitting into a glove, where the glove represents the enzyme and the hand represents the substrate.

Therefore, we say that each enzyme is specifically matched for each substrate and hence each chemical reaction. Some enzymes, however, can act on several different but structurally related substrates.

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A substrate in an enzyme-controlled reaction is the molecule that the enzyme acts upon. It binds to the enzyme's active site, undergoes a chemical reaction, and is converted into a product. Substrates are crucial for the specificity and the catalytic process of enzymes.

In an enzyme-controlled reaction, a substrate is the molecule that binds to the enzyme's active site. The enzyme catalyzes a chemical reaction, transforming the substrate into a different molecule, known as the product. This process often involves the formation of an enzyme-substrate complex, indicated by the equation E+S
ightarrow ES
ightarrow E+P, where E represents the enzyme, S is the substrate, and P is the product.

Enzymes are highly specific to their substrates due to the unique fit between the substrate and the enzyme's active site, a concept sometimes referred to as the "lock and key" model. However, the induced fit model explains that the active site of the enzyme changes shape upon substrate binding, which facilitates the catalytic process. Substrates play a critical role in biochemical reactions and are not altered or consumed by the reaction, allowing enzymes to be reused multiple times.

One extensive membrane bound structure serves as the site of origin for protein secretions and enzymes used in other organelles. what is the name of this membrane bound organelles in eukaryotic

Answers

One extensive membrane bound structure serves as the site of origin for protein secretions and enzymes used in other organelles. The name of this membrane bound organelles in eukaryotic is the ribosome. In the cytoplasm, ribsomal RNA (rRNA) and protein combine to form a nucleoprotein called a ribosome. The ribosome serves as the site and carries the enzymes necessary for protein synthesis. The ribosome attaches itself to m-RNA and provides the stabilizing structure to hold all substances in position as the protein is synthesized. Several ribosomes may be attached to a single RNA at any time.   

The process by which food is propelled through the digestive tract by alternating contraction and relaxation of smooth muscle is:

Answers

It is called PERISTALSIS. Peristalsis is the involuntary constriction and relaxation of the muscles of the alimentary canal which results in the downward movement of the food particles inside the canal. The process of peristalsis starts right from the esophagus when a food is swallowed.

Assume you have isolated an unknown virus. this virus has a single, positive sense strand of rna, and possesses an envelope. to which group does it most likely belong?

Answers

This would be a togavirus

How are conditions of pressure and temperature, at which two phases coexist in equilibrium, shown on a phase diagram?

Answers

On the phase diagram, conditions of pressure and temperature, at which two phases coexist in equilibrium are separated by a line.

There are  different kinds of diagram. On the phase diagram, The regular phase diagram is known to be one that has pressure seen on the y-axis and temperature seen on the x-axis and two phases coexist in equilibrium which is often separated by a line.

How are pressure and temperature depicted on a phase diagram?

Phase diagram is known to be a kind of graphical representation of all the physical states of a substance using different kinds of conditions of temperature and pressure.

A regular phase diagram is known to be one that has pressure seen on the y-axis and temperature seen on the x-axis. As one cross the lines or curves on a specific phase diagram, a phase change is said to occur.

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Nerves and blood vessels that service the muscle fibers are located in the connective tissues of the

Answers

They are located in the connective tissue of the PERIMYSIUM. Perimysium is a sheath of connective tissues which group muscle fibers into bundles,  the muscle bundles are called fascicle. The principal function of the perimysium is to transmit lateral contractile movement.

If you want to improve your health by making better lifestyle choices ,what are five choices that you could make?

Answers

You could eat healthy everyday, exercise, drink at least 6 to 8 cups of water each day, get enough sleep, and try to put less stress on yourself. :)
Final answer:

To improve your health, adopt a balanced diet, exercise regularly, avoid risky behaviors such as smoking, make sure to get regular health check-ups, and manage stress through techniques such as meditation.

Explanation:

To improve your health and promote a better lifestyle, there are several key choices you could make.

Adopt a balanced diet: Prioritize whole foods, fruits, vegetables, lean proteins, and healthy fats, while being considerate about portion sizes. Exercise Regularly: Incorporating physical activity into your daily routine helps maintain a healthy weight and reduces the risk of chronic diseases. Avoid Risky Behaviors: This includes smoking, excessive alcohol consumption, and other behaviors that can harm your health. Get Regular Health Check-ups: Regular medical check-ups can help detect any potential health issues before they become serious problems. Manage Stress: Use techniques such as meditation to manage stress and maintain mental health.

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Perform an on-line search to discover how a gardener can remedy soil that is overly acidic. support your answer with a sequence of contributing chemical reactions.

Answers

A remedy for alleviating soil acidity is the use of lime. The lime should be used in adequate quantities, depending up on the acidity of the soil, and plant to be grown. 
Deficiency of Magnesium, Iron, Aluminium, and Calcium can also cause acidity,
Quick lime, hydrated lime, chalk, oyster-shell etc., may be used for improving acidic soils

Final answer:

To remedy overly acidic soil, a gardener can add lime which reacts with hydrogen ions in the soil to form water and carbonate ions. This neutralizes the acidity of the soil, making it more suitable for plant growth. Contributing to soil acidity is the phenomenon of acid rain, caused by human activities like burning of fossil fuels.

Explanation:

To remedy soil that is overly acidic, a gardener can add a substance, such as lime (calcium carbonate, CaCO3) to the soil. When lime is added to acidic soil, it reacts with the hydrogen ions present in the soil to form water and carbonate ions. This reaction can be represented as:

CaCO3 + 2H+ -> Ca2+ + H2O + CO2

The carbonate ions (CO2) evaporate into the atmosphere as carbon dioxide gas. This chemical reaction neutralizes the acidity of the soil (raises the pH), making it more hospitable for plant growth. In addition, certain human activities can affect the pH of soil, such as the burning of fossil fuels, which releases sulfur dioxide into the atmosphere. This can result in acid rain (rainwater combined with sulfur dioxide forms weak sulfuric acid), which can lower the pH of soil, making it overly acidic.

To remedy soil that is overly acidic, a gardener can use various methods to raise the pH level and make the soil more neutral. One common method is to add lime, such as agricultural lime or dolomitic lime, to the soil. When lime is added to acidic soil, it reacts with the H+ ions in the soil to form water, thus decreasing the acidity. The chemical reaction involved can be represented as:

CaCO3 + 2H+ → Ca2+ + H2O + CO2

Another method is to add organic matter, such as compost or manure, to the soil. The organic matter contains alkaline compounds that can help neutralize the acidity. For example, the reaction between organic matter and acid in the soil can be represented as:

Organic matter + H+ → H2O + CO2

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A client has edema in the lower extremities during the day, which disappears at night. with which medical problem does the nurse conclude this clinical finding is consistent?

Answers

The answer to the question above is RIGHT VENTRICULAR HEART FAILURE. Right ventricular heart failure is one of the common right-sided heart failures. What happens is that, this part of the heart (right ventricle) is unable to cooperate and function well in the heart's pumping ability. The edema of the patient results due to the blood backing up into the parts of the body. This is due from congestion and the limbs are one of the most commonly affected along with the liver and gastrointestinal tract. Aside from edema or swelling of the feet and ankles, the patient can also experience shortness of breath, irregular and increased heartbeat, and frequent urination.

Dark green or orange vegetables and/or fruits are recommended at least every other day to provide a source of

Answers

Dark green or orange vegetables are the ones that are best for you. Some examples are carrots, green peppers, zucchini and pumpkin. These foods contain a good source of vitamin A.

Which best explains why virus are not classified by Linnaean taxonomy ? A.virus do not contain any genetic information or cell wall
B.virus share many characteristics with several of the kingdoms
C.virus cannot reproduce outside a host cell and are therefore nonliving
D.viruses lack a protein coat and any metabolic activity

Answers

Best explains why virus are not classified by Linnaean taxonomy is C.virus cannot reproduce outside a host cell and are therefore nonliving

Virus is not considered as living things. They are an obligate parasite that needs to hijack living things to proliferate. They don't have cells and can't do metabolism.

Answer:

C.virus cannot reproduce outside a host cell and are therefore nonliving

Explanation:

Before administering a cephalosporin to a patient, it is most important for the nurse to assess the patient for an allergy history to which substance?

Answers

Before administering a cephalosporin to a patient, it is most important for the nurse to assess the patient for an allergy history to penicillin. The drug cephalosporins belong to the group of beta-lactam antibiotics which has a similar structure and as well as action to that of penicillin. If a patient has allergy reaction of penicillin, then surely the patient would not be able to take in cephalosporins.   This antibiotic is produced from the fungus Acremonium. It is being used to treat infections that are caused by bacteria which is susceptible to this type of antibiotic. The first generation of this antibiotic was made to kill gram-positive bacteria and it was further developed for it to have increased activity to gram negative bacteria.

Tony has been in a nursing home for one year. he has become apathetic, indifferent, and doesn't care about himself. what term describes tony

Answers

The answer to this question is "Institutionalism", this is the term that can describe Tony since he has been in a nursing home for one year and he has become apathetic, indifferent and does not care about himself. Institutionalism is the developing insight and view toward the institutional that Tony has been working on which he interacts and affects himself perception towards the society.

HELP PLEASE!
Which of the following correctly describes fungi?
A. Eukaryotic autotroph
B. Prokaryotic autotroph
C. Eukaryotic heterotroph
D. Prokaryotic heterotroph

Answers

D. Prokaryotic heterotroph, animals are eukaryotic
Most opisthokonts and prokaryotes are heterotrophic; in particular, all animals andfungi are heterotrophs. Some animals, such as corals, form symbiotic relationships with autotrophs and obtain organic carbon in this way.



How does research on attributional processes help to explain the link between hot weather and aggression?

Answers

During a study in the U.S., it was noted that people are more violent during summer months and December. It is also disclosed that climate change could lead to more violence, as an example, during El Niño, civil conflict increases. The reason is that anger increases the body temperature by increasing blood pressure and altering the distribution of blood in our body. Higher temperature means an increase in aggression and the heat triggers the feelings of anger.  

Achondroplasia ____.
a. ​affects only homozygotes
b. ​is inherited as an x-linked disorder
c. ​is inherited as an autosomal recessive condition
d. ​is characterized by abnormally short arms and legs
e. ​affects about one in one million people

Answers

Achondroplasia is a genetic disorder that cause people to have shorter bone, thus having short arms and legs. The disease is caused by mutation in FGFR3 and inherited as autosomal dominant. Homozygotes will have a lethal allel and died short time after birth.

The motion permitted at a joint ranges from ____________ , such as where some skull bones interlock at a suture, to ____________ like that seen at the shoulder, where the humerus articulates with the scapula.

Answers

The correct answers are no movement; extensive movement.
You cannot move the joints near your skull - at least now willingly - only a doctor can remove parts of your skull if you are undergoing a brain surgery. Otherwise, there is no movement at all there. However, when it comes to your shoulders, for example, you can move them at will in whichever way you want to.

Changes to waterways will discontinue if human impacts on waterways cease. Please select the best answer from the choices provided T or F

Answers

False. Humans are not the only thing impacting waterways. Although we are one of the biggest contributors we don't take 100% of the blame. If this helps please give brainliest ;)

Answer: FALSE ON EDGE 2021

Explanation:

What do the the skin, lungs, and digestive system do when drugs enter the system?

Answers

Drugs undergo four stages within the body: absorption, distribution, metabolism, and excretion. Drugs can be absorbed through the skin.
Or, some drugs can be inhaled as gases. Gases penetrate the lining of the esophagus and lungs very quickly, which allows the drug to enter the bloodstream. 
 Once a drug has entered the bloodstream,the blood throughout the body carries the substance with it. 
The digestive system is involved in the process of metabolism of the drugs. and transform drugs into substances that can be expelled by the body. Enzymes within the liver break down the drugs.

__________ are the raw data of experience, based on the activation of certain receptors located in the various sensory organs.

Answers

The answer is sensations. Sensation alludes to the way toward detecting our condition through touch, taste, sight, sound, and smell. This data is sent to our brains in crude frame where discernment becomes possibly the most important factor. Discernment is the way we decipher these sensations and hence comprehend everything around us.

Final answer:

Sensory receptors are specialized neurons that detect stimuli and start the process of sensory perception, involving reception, transduction, encoding, transmission, and interpretation in the brain. Each type of sensory input has a specific pathway and modality by which it is processed and perceived. This process ensures the conversion of external stimuli into a meaningful experience.

Explanation:

Sensory receptors are the raw data of experience, based on the activation of certain receptors located in the various sensory organs. When a physical or chemical stimulus is detected by a sensory receptor, sensation occurs. The process from a sensory input to a perceived experience involves several steps: reception, transduction, encoding and transmission, and finally, perception.

During the reception phase, sensory receptors are activated by stimuli such as mechanical stimuli, chemicals, or temperature. The transduction phase is where these stimuli are converted into neural signals. Then, through encoding and transmission, these neural signals are processed regarding the type of stimulus, the location, the duration, and the intensity. The sensory information is carried by action potentials along neurons, ensuring that the senses are kept separate as they are transmitted to the brain. Finally, perception occurs in the brain, where the information is interpreted and becomes part of our conscious experience, as depicted in Figure 7.2, which illustrates that sensations and information received by the brain are filtered through emotions and memories to become thoughts.

The main sensory modalities include olfaction (smell), gustation (taste), equilibrium (balance), hearing, and the general senses of somatosensation such as touch, pressure, and pain. Each modality is encoded and transduced in a specific manner unique to the type of sensory input it represents.

The ventral rami of spinal nerves c4 to t1 contribute fibers to the ________ plexus.

Answers

The ventral rami of spinal nerves c4 to t1 contribute fibers to the brachial plexus. The brachial plexus is network of nerves (4 cervical nervs and one thoracic nerve) and nerve roots, that begins in the root of the neck. The function of the brachial plexus is cutaneous and muscular innervation of the entire upper limb. 

How do I solve this problem in the picture??

Answers

So a box plot displays five points.

The end of the left "whisker" is the minimum, in this case, I would assume either 1 or 0.

The end of the right "whisker" is the maximum, in this case, around 90.

The left edge of the block is the 1st Quartile (if you don't know how to get it or what it is message me and I'll tell you, but for now, it's basically the number in the middle between the median and the minimum)

The right edge of the block is the 3rd Quartile (again, same as before, except median and maximum now)

And the middle line in between those is the median, or 2nd Quartile.
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