Answer:
A rat's tail lacks hair or fur for two main reasons. The first is more efficient heat dissipation. Without insulating fur or hair, the tail can lose heat more easily. The second reason for the hairless nature of the rat's tail is grip. These reasons are the same for the feet, but for the nose it is to enhance smell.
Is this statemer true or false?
Most scientists come up with questions to investigate out of the blue.
Answer:
For me it is true because most scientists are very curious and do not like being idle sometimes so they just think of questions to investigate to know more about a particular thing.There is a saying that no knowledge is useless. This is what I think
Answer: False
Explanation:
Took the quiz. This is the right answer.
a decline in birth rates could lead to an increase in the percentage of elderly people in a population. How might this impact a country’s economy?
Answer:d
Explanation:
correct
Explain the term "molecular clock" and describe the types of measurements and comparisons that can be made with this type of clock.
Be sure to answer this question in paragraph form, using complete sentences.
A "molecular clock" is any technique that may be used to calibrate the age of a species / taxonomic group by using the mutation rate of one genomic sequence.
What is the mutation rate?The mutation rate is the time required for one sequence to mutate (change) in its nucleotide bases.
The mutation rate is used to estimate the age of one species by molecular clocks that estimate nucleotide differences in a given period of time.
In conclusion, a "molecular clock" allows estimating the age of a species by using the mutation rate.
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A marine biologist took a sample from a hot spring. The cell has no nucleus and looks different from bacteria found in water.
A marine biologist took a sample from a hot spring. The cell has no nucleus and looks different from bacteria found in water is called archaea.
Who are the Archeas?Microbicidal archaea that are characterized as morphologically similar, but have different characteristics that were procaryated in a distinct group: the Archaea.
In this case, is Archeas because the cell has no nucleus and looks different from bacteria found in water.
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Which of the following does NOT accurately identify an aspect of adolescence that hampers effective responses to adolescent depression?
Adolescents are fundamentally untrustworthy when it comes to their emotional worlds does not accurately identify an aspect of adolescence that hampers effective responses to adolescent depression.
What is Depression?This is referred to a mental disorder which is characterized by reduced mood and loss of interest in activities.
Adolescents are not fundamentally untrustworthy and they have difficulty recognizing depression.
The options include:
Adolescents attach stigma to depression.Adolescents often have difficulty recognizing depression.Adolescents tend to seek help from informal rather than professional sources.Adolescents are fundamentally untrustworthy when it comes to their emotional words.Read more about Depression here https://brainly.com/question/21711771
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Write the dental formula of a two year old?
Answer:
Dental formula of a 2 year old child is:- 2 1 2 (I C P ) I::-Incisor C::-Canine P::-Pre molar
Imagine an ecosystem with the following populations:
Level of Food Chain Types of Organisms
Producers
berry bushes
fruit trees
oak trees
maple trees
Primary consumers
rabbits
mice
squirrels
crickets
ants
grasshoppers
Secondary consumers
foxes
owls
spiders
hawks
Tertiary consumers
wolves
bears
Draw a food web representing the flow of energy in the ecosystem. Be sure to include all of the populations. If necessary, research each animal's diet to determine its place in the food web.
After completing your food web, answer the questions below.
If the ecosystem is balanced, which populations should be the largest? Which should be the smallest?
The food web is as shown in the attached image.
If the ecosystem is balanced, the highest population will be producers while the least population will be the tertiary consumers.
What is a food web?
A food web is an feeding relationship between organisms which shows interconnected relationships between different organisms in the habitat.
The food web of the producers, primary consumers, secondary consumers and tertiary consumers is found in the attached picture.
If the ecosystem is balanced, the populations that will be most is producers while the least population will be the tertiary consumers.
In conclusion, a food web shows the relationship between the organisms in the habitat in the form of a web.
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Dina placed five identical small plants into separate pots of the same size containing the same amount of soil. She wanted to investigate how different conditions affect the growth of plants. The different conditions are shown in the table below. A tick ( ✔) represents the presence of the factors.
The diagrams show Dina’s plants after one week.
According to Dina's results, which factor has the least effect on plant growth?
Answer:
. First, plant cells have a large central vacuole that holds a mixture of water, nutrients, and wastes. A plant cell's vacuole can make up 90% of the cell's volume. The large central vacuole essentially stores water.
Answer:
ok
Explanation:
ok wrong answer is c
Mark me as brainliest for fun
- As viewed from Earth, most stars appear to move across the sky each night because (1) Earth revolves around the Sun (3) (2) Earth rotates on its axis (3) stars orbit around Earth (4) stars revolve around the center of the galaxy Which real motion causes the Sun to
Answer:
stars revolve around the center of the galaxy which really motion causes the saun to
How do results prove the fish are genetically modified?
If both parents are fluorescent, can they produce a regular-colored offspring?
What conclusions came from this experiment?
The results show that fish are GMO when they fluoresce at night, GFP fish produce colored offspring when germinal cells are modified and conclusions indicate that transgenesis is viable.
What is the GFP protein?The Green fluorescent protein (GFP) is a protein used in molecular biology to produce genetically modified organisms (GMOs).
The GFP gene can produce stable fluorescent offspring if the transgenesis technique modifed the germinal line.
In conclusion, we can conclude that fish were genetically modified because they express the GFP protein and produce fluorescent offspring only when the germinal line was modified.
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unique characteristic feature of a virus ?
Answer:
They are acellular, that is, they contain no cytoplasm or cellular organelles. They carry out no metabolism on their own and must replicate using the host cell's metabolic machinery. In other words, viruses don't grow and divide. Instead, new viral components are synthesized and assembled within the infected host cell.
Explanation:
Hope it helps!!!
Answer:
Explanation:.
Need help with my homework please
Answer:
I AM SORRY I WOULD HAVE HELPED IF I HAVE STUDIED THIS TOPIC
Explanation:
What is mass?
how much gravity pulls an object
how often an object rotates
how much energy an object needs
Ohow much matter makes up an object
Answer:
Mass is the amount of matter in a substance measured in kilograms
Answer:
how much matter makes up an object
Explanation:
Carbohydrates accounts
A.
B.
C.
D.
30% in plants and 20% in animals
30% in plants and 10% in animals
30% in plants and 1% in animals
50% in plants and 50% in animals
Answer:
50%in plants and 50% in animal
Select the correct answer from each drop-down menu.
The images show the wings of two different organisms. The wings of the housefly and the bat are (blank)
indicates that (blank).
Although the wings of bats and houseflies have different anatomical structures, they share the same property. Such systems are known as Analogous systems.
Even though they share the same features, their inner anatomy is different because they no longer share any common ancestry.
Conversely, homologous organs are those that have a common ancestor and an identical interior but have unique characteristic features.
In this instance, the housefly and bat's wings have similar shapes. This implies that they do not share any remarkable ancestors.
What are Homologous organs?
Homologous organs are defined as the organs of different animals that have a similar shape but a variety of functions. The two different animals have a similar shape, yet their organs have different capacities.
It can be inferred from this that the answer is true because it has a homologous organ.
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endorsements by celebrities
subjective data
similar results in multiple tests of the claim
data based on opinions
Similar results in multiple tests of the claim is an example of a scientific claim.
What is Scientific claim?These are referred to statements which are made based on experimental results in the field of science.
The results gotten must also be similar to a large extent when performed by others in order to ascertain its validity.
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The full question is:
Which factor is found in a scientific claim?
Identify the most efficient way to protect biodiversity. Explain your reasoning.
Answer:
The efficient way to protect biodiversity is to protect plant and animal species that are extinct day by day and minimize the effect of pollution on the environment.
Explanation:
what are some ideas to help reduce injury during physical activity?
howard is working with a cleaning solution that contains sodium hydroxide although he is using gloves when he pours the solution to dilute it for cleaning he spills a bit on his arm his arm feels slimy to touch and now has a burn mark what is the chemical route to entry
The chemical route to entry in the given scenario will be by absorption. The correct option is d.
What is absorption?A process by which one thing becomes a part of another, or the process by which something soaks, either literally or metaphorically is referred to as absorption.
The missing options are :
InhalationIngestionInjectionAbsorptionAs in the given scenario, the solution gets spilled on the arms of Howard and is having a burn mark, which means the solution is absorbed in the skin and is the chemical route of entry.
Thus, the correct option is d.
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why is learning the scientific method as an allied health care professional is important?
The scientific method is fundamental in health care professionals because all procedures and knowledge in this field are based on the application of this method.
What is the scientific method?The scientific method is a series of steps used to collect empirical evidence associated with all scientific disciplines.
Healthcare is a scientific field and therefore all hypotheses in this area should be tested (either rejected or confirmed) by using the scientific method.
In conclusion, the scientific method is fundamental in health care professionals because all procedures and knowledge in this field are based on the application of this method.
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Summarize the four major types of biochemical reactions studied in this course. For each type give the name, a word summary of what happens during the reaction, and an example of where the reaction might be biologically important.
Oxidation-Reduction (Redox):
When electrons are moved from one element to another, the process is known as a redox (or oxidation-reduction) reaction. In most cases, one element loses electrons while another gains them. It is said that the factor influencing elections has decreased. Oxidation occurs to an element that loses electrons. Although it can seem counterintuitive, adding electrons is really a lowering of the element's oxidation state, or charge. For instance, when an oxygen atom is oxidized, its charge changes from -2 to 0 (neutral). As electrons are taken away, the charge would alter. For a decrease, the reverse occurs. Biological Importance of Alcohol Oxidation to Aldehydes or Ketones. An essential stage in the breakdown of lipids during human metabolism is the conversion of alcohol groups to carbonyl groups (e.g. L- malate to oxaloacetate). The citric acid cycle also includes these oxidations. The liver converts ethanol to acetaldehyde, which is next converted to acetic acid, a natural component of cells, and finally to carbon dioxide and water. However, ethanol may be hazardous to people. Most individuals would die after ingesting 1 pt (or 500 mL) of pure ethanol quickly, and acute ethanol poisoning claims the lives of several hundred people annually, frequently those participating in drinking competitions. Alcohol easily enters the brain, where it suppresses the respiratory control center, impairing the breathing muscles in the lungs and ultimately leading to asphyxia. According to theory, ethanol damages nerve cell membranes, impairing speech, thinking, cognition, and judgment. Isopropyl alcohol is often dissolved in water at a 70% concentration for rubbing alcohol. It quickly evaporates off the skin and has a high vapor pressure, which provides a cooling effect. Although it is hazardous when consumed, methanol is more easily absorbed via the skin.
Hydrolysis:
In a chemical reaction known as hydrolysis, which is the reverse of condensation, water breaks down another substance and modifies its chemical structure. While inorganic hydrolysis connects water with ionic molecules like acids, salts, and bases, most occurrences of organic hydrolysis combine water with neutral molecules. The interaction of water with an ester of a carboxylic acid may serve as an illustration of the hydrolysis of organic molecules. When esters and the majority of other organic compounds are hydrolyzed, a third substance—typically an acid or a base—increases the rate at which the chemical transformation occurs. One instance of hydrolysis is food digesting. The substances you've consumed are broken down by the water. This makes it possible for the bigger compounds to be broken down into smaller ones so they may be absorbed more readily.
Condensation:
A condensation reaction is a type of organic addition reaction that produces both a water molecule and the addition product, often in equilibrium. Otherwise, acetic acid, ethanol, or ammonia may be produced by the process. An example of condensation reaction would be Morning Dew on the Grass. The air close to the ground cools to or below the dew point overnight. As a result, the atmosphere's water vapor becomes saturated and begins to condense, forming dew on the grass.
Neutralization:
The term "neutralization reaction" describes the processes that happen when basic and acidic compounds interact and counteract each other's effects to produce salt, water, and energy (heat). An example would be a neutralizing antibody. It refers to an antibody's capacity to block the site(s) on bacteria or viruses that they employ to enter their target cell in an immunological sense. A neutralizing antibody is one biological illustration of this.
Using the ICD-10-CM code book, assign code(s) for the following diagnosis: Initial
. encounter for injury sustained due to nightgown catching fire while cooking
breakfast in the kitchen of her mobile home.
List the ICD-10-CM code to report the place of occurrence.
Encounter due to injury suffered due to the shirt on fire while cooking - ICD 10 - T29 Burns and corrosion of multiple body regions.
Breakfast in the kitchen of your mobile home.- CID 10 X51.8 Travel and movement
What does the ICD mean?The International Classification of Diseases and Related Health Problems, better known as the ICD, is one of the main epidemiological tools in everyday medical practice. The main function of the ICD is to monitor the incidence and prevalence of diseases, through universal standardization.
With this information, we can conclude that ICD-10 is the 10th revision of the International Statistical Classification of Diseases and Related Health Problems
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What role does cellular respiration play in the carbon cycle?
O A. Animals absorb oxygen.
O B. Plants release oxygen.
O C. Plants absorb carbon dioxide
D. Animals produce carbon dioride
Answer:
D. animals produce carbon dioxide
Which of the following statements describes holoplankton?
a. microscopic organisms that drift in both marine and freshwater environments and perform photosynthesis
b. amongst the largest types of seaweeds belonging to the brown algae family that grow primarily in shallow ocean waters, developing into vast underwater forests
c. one of the two main sub types of zooplankton which, unlike meroplankton, are permanent members of the zooplankton family
d. various kinds of trees and shrubs that grow in saline coastal sediment habitats in the tropics and subtropics
Haloplanktons from the statement above are one of the two main sub types of zooplankton which, unlike meroplankton, are permanent members of the zooplankton family
What are holoplanktons?Holoplanktons can be defined as organisms which live in the water column and cannot swim against a current for their entire life cycle.
Holoplanktons are one of the two major types of zooplankton that spend their entire lives as part of the plankton. Some examples of these have are:
KillsArrow wormsTherefore, holoplanktons are permanent members of the zooplankton family
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Answer: C one of the two main sub types of zooplankton which, unlike meroplankton, are permanent members of the zooplankton family
Explanation:
Which statement best describes the path of the paper airplane?
The paper airplane will move in a straight line, according to Newton’s first law of motion.
The paper airplane will drop straight to the ground once its inertia gives in to the force of gravity.
The paper airplane will create a curved path toward the floor as it is pulled toward Earth’s center.
The paper airplane will orbit around the desk because it is the object with the largest mass in the room.
Answer:
a paper plane also known as and paper aeroplane in American English or paper aeroplane in British English is it toy aircraft usually a glider made out the single folded sheet of paper or paper boat a simple noise heavy paper plane truth like a dot is also known as paper
The paper airplane will create a curved path toward the floor as it is pulled toward Earth’s center. Therefore, option (C) is correct.
Gravity draws items towards Earth's centre. Gravity will speed the paper aeroplane when released. Thus, the paper aeroplane will curve towards the floor, increasing speed until it hits the ground.
As it falls, gravity accelerates the paper aeroplane towards Earth, causing its curved course. Since the paper aeroplane is not at rest or in uniform motion, Newton's first law of motion—the law of inertia—does not apply. Therefore, option (C) is correct.
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If we wanted to decrease overall atmospheric co2 how would we use the mechanisms of cellular respiration and photosynthesis to do this ?
We can decrease overall atmospheric CO2 by increasing photosynthesis rate or reducing cellular respiration.
What is cellular respiration?Cellular respiration is a process by which aerobic cells can produce energy and carbon dioxide by using the chemical energy of foods and oxygen.
Conversely, photosynthesis produces carbohydrates and oxygen by using carbon dioxide and sunlight.
In conclusion, we can decrease overall atmospheric CO2 by increasing photosynthesis or reducing cellular respiration.
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Pls help me. Also include reason.
Answer:
well using logic c would be the correct answer seeing how a is going the opposite direction, b is going both directions and d is going on a stright line even though the disk is moving counter clockwise.
Explanation:
i kind of explained it up there ^
I'll mark brainest for anyone that can answer this (definition of monocotyledon plant)
Plants with just one cotyledon are said to be monocotyledons. They also include floral segments that are multiples of three. This implies that their blooms may be made up of sepals instead of petals, or they may have three, six, or nine petals. Additionally, they have accidental roots. These are roots that may sprout from nearly any portion of the plant that comes into touch with the soil, such as the stem.
For instance, garlic plants, spiderwort, etc.
Although there is continuity of homeostatic mechanisms reflecting a common ancestry for all life, what is the accepted scientific explanation of why organisms have specific adaptations? (4 points)
Diversity provides opportunities for symbiotic relationships.
Organisms acquire beneficial adaptations through selective breeding.
Organisms choose to adapt to fill available niches.
Varying environmental factors determine the different traits.
Varying environmental factors determine the different traits is the reason why organisms have specific adaptations.
What is Adaptation?
This is the process in which organisms undergo certain changes which makes them become more suited to their environment.
Different environmental factors such as cold climate etc which ensures organisms survive through possession of thicker furs etc.
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What is the definition of of Alternative Hypothesis?
The variable responding to manipulation
The independent variable will have no effect on the dependent variable
if the independent variable is changed then the dependent variable will change
The variable being manipulated
The definition of Alternative Hypothesis is the variable being manipulated. Thus, option "D" is correct.
What is the independent variable?The independent variable is a variable whose value is independent of the value of another variable. The dependent variable is a variable whose value is determined by the value of another variable.
The independent variable is the factor that is changed or manipulated; the dependent variable is the factor that depends on the independent variable.
Thus, option "D" is correct.
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