How do scientific models provide a practical solution for some types of research? Check all that apply.

Answers

Answer 1

Answer:

Where are the options?

Explanation:


Related Questions

Carbohydrates provide many things, including:

Answers

Answer:

Carbohydrates are mainly found in plant foods. They also occur in dairy products in the form of a milk sugar called lactose. Foods high in carbohydrates include bread, pasta, beans, potatoes, rice, and cereals. Carbohydrates play several roles in living organisms, including providing energy

Explanation:

hope its help

thank you

Sheila bought a hamster in a small pet shop. To feed it properly, she
needs to know its weight. If the hamster has a mass of 190.0 g, what is
its weight?

Answers

Answer:

0.19 kilogram

Explanation:

may this answer is helpful for you

que es el eslabón perdido​

Answers

Answer:

bonjour

please try and express what you asking in English

Will Mark Brainliest, PLS HELP!
Use the image below to answer the question.



The illustration shows the mitochondrial intermembrane space. Molecules enter and exit enzymes. Molecule upper N upper A upper D upper H passes through enzyme upper N upper A upper D upper H Reductase releasing upper H superscript + baseline and upper N upper A upper D superscript + baseline. A blue arrow starts at upper N upper A upper D superscript + and goes through enzyme Ubiquinone then enzyme Cytochrome Reductase, an upper H superscript + baseline is released. The arrow continues through enzyme Cytochrome c and enzyme Cytochrome Oxydase, another upper H superscript + baseline is released. The formula 2 upper H + one-half upper O subscript 2 baseline is to the left of enzyme Cytochrome oxydase with an arrow pointing to the other side. The arrow meets with the arrow from upper N upper A upper D superscript + baseline at upper H subscript 2 baseline upper O. To the right is upper A upper T upper P synthase, upper A upper D upper P + upper P subscript 1 baseline have an arrow going under upper A upper T upper P synthase, an upper H superscript + baseline arrow points to the arrow, the result is upper A upper T upper P.
Which step of cellular respiration is shown in the image?




glycolysis


lactic acid fermentation


electron transport chain

Krebs cycle

Answers

Answer:

electron transport chain

Explanation:

just took the quiz

The image shows the C. electron transport chain (ETC) step of cellular respiration

What is the electron transport chain ?

The ETC is the final stage of cellular respiration, where oxygen is used to create ATP. NADH and FADH2, which are produced in the Krebs cycle, donate electrons to the ETC.

The electrons are passed through a series of proteins, which release energy that is used to pump protons across the mitochondrial membrane. This creates a proton gradient, which is used to power ATP synthase to produce ATP

The Krebs cycle and lactic acid fermentation are both earlier steps in cellular respiration. In the Krebs cycle, pyruvate is oxidized to produce NADH, FADH2, and ATP. In lactic acid fermentation, pyruvate is converted to lactate, producing NADH.

Find out more on the electron transport chain at https://brainly.com/question/29911753

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How will a solution change if a base is added?

The hydroxide ion concentration will decrease and lower the pH.
The hydroxide ion concentration will decrease and raise the pH.
The hydrogen ion concentration will increase and lower the pH.
The hydroxide ion concentration will increase and raise the pH.

Answers

Answer:

As the concentration of hydrogen ions in a solution increase, the more acidic the solution becomes. As the level of hydroxide ions increases the more basic, or alkaline, the solution becomes. ... Thus, as the hydrogen ion concentration increases hydroxide ion concentration falls, and vice versa.

                                             Thank you

explain why are auxins added to the agar​

Answers

Answer:

Auxins are added to the agar because Auxins control the growth of plants by promoting cell division and causing elongation in plant cells.

Hope it is helpful....

nitrogen fixing organisms in aquatic ecosystems are a. plants b. large fish c. zooplankton d. cyanobacteria

Answers

Answer:

Cyanobacteria

Explanation:

Which bio molecule is responsible for long term energy

Answers

Answer:

C; lapids

Explanation:

Nucleic acids are composed of:
a: a phosphate group, a pentose sugar, a nitrogen base
b: a phosphate group, a pentose sugar, a carboxylic acid
c: a pentose sugar, a nitrogen base, an R group
d: a nitrogen base, an amino acid group, a carboxylic acid

Answers

Answer:

a phosphate group, a pentose sugar, a nitrogen base

Explanation:

nucleic acid is a polymeric macromolecule made up of repeated units of monomeric 'nucleotides' composed of a nitrogenous heterocyclic base which is either a purine or a pyrimidine, a pentose (five carbon) sugar (either ribose or 2′-deoxyribose), and one to three phosphate groups.

If, for one day, ice water decided to be denser than liquid water, how will this affect our planet?

Answers

If ice were more dense than water, it would freeze and sink over and over until the entire lake was frozen. ... This same process occurs in the fall as the surface water cools and becomes more dense; it will sink and cause the same movement or turnover of the lake's water.

Question 1(Multiple Choice Worth 5 points)
(06.04 LC)

The __________ system is responsible for moving blood cells throughout the body.

circulatory
endocrine
immune
respiratory

Answers

Answer:

The . .circulatory system is responsible for moving blood cells throughout the body.circulatory

I hope it helps

Answer:

Hii!! the answer is circulatory

Explanation:

Circulatory is the only responsible system for moving cells. The blood circulatory system, is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate. Hope this helps! Bye bye.

what macromolecules are found in a hot dog ?

Answers

Answer:

contain nitrites and/or nitrates

Explanation:

The meat is comprised of beef, pork, or turkey, which are all forms of protein (again, amino acid polymers). There is also a fair amount of fat (animal fat tends to be in the form of triglycerides) and some degraded genetic material from the original organism now being turned into food. :) In addition to these things, the hot dog may contain some food coloring and will likely contain some preservatives - a common preservative for meats (to prevent botulism and rancidity) is sodium nitrite

Contrast the movement of particles in a
solid, a liquid, and a gas.

Answers

Answer:

The particles in a solid are tightly packed and locked in place. ... The particles in a liquid are close together (touching) but they are able to move/slide/flow past each other. The particles in a gas are fast moving and are able to spread apart from each other.

Explanation:

do fertilizer also increase the number of bacteria as they do for plants, or do they increase when the decomposition of plants occur?

Answers

Answer:

my views

Explanation:

bacteria helps in the decomposition of wastes ,and after the decomposition of waste material by bacteria it leads to the creation of nitrogen's oxides and this nitrogen's oxides works as fertilizer which leads to the good crops and we don't need of any chemicals' made fertilizer

Answer:

Farmers can add nitrogen fertilizer to produce better crops, but too much can hurt plants and animals, and pollute our aquatic systems.

Explanation:

help is appreciated!!!

Answers

Answer:

d secondary consumer

Explanation:

Because it eats what eats the plant

Answer:

secondary consumer

Explanation:

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Fill in the blanks please I’ll mark you brainliest!

Answers

Answer:

16. a, research

Explanation:

you should form your hypothesis on research because based on what you researched is what will help you try predict the outcome of the experiment

RNA differs from DNA in the type of a) purines & pyrimidness b) sugars & Purmes c) sugar & pyrimidness. dl pyrimidness (please give right answer only)​

Answers

Answer:

There are two differences that distinguish DNA from RNA: (a) RNA contains the sugar ribose, while DNA contains the slightly different sugar deoxyribose (a type of ribose that lacks one oxygen atom), and (b) RNA has the nucleobase uracil while DNA contains thymine.

So, the answer is

Explanation:


16. Explain Where do
slime molds get their
nutrients?

Answers

Answer:

These organisms exhibit properties of both fungi and protists. The slime molds and the water molds are members of this group. They all obtain energy by decomposing organic materials, and as a result, are important for recycling nutrients. They can be brightly colored and live in cool, moist, dark habitats.

After the comma is instead into the sentence the sentence now seems to be asking whether or not the bird ate

Answers

Answer:

yes

Explanation:

probably did something else first

In the metric system, what do the kilogram, kilometer, and kilocalorie have in
common?
a. All measure the same type of quantity, and are interchangeable.
b. All are units 1000 times larger than a base unit.
c. All are units 1000 times smaller than a base unit.
d. All are units 1 million times larger than a base unit.

Answers

Answer:

yes

Explanation:

yes

In the metric system, all are units 1000 times larger than a base unit. The correct option is c.

What is a metric system?

The metric system is a measurement system that employs the meter, liter, and gram as base units of length (distance), capacity (volume), and weight (mass).

The meter, gram, and liter are the three most common base units in the metric system.

This name is derived from the Greek word metron, which means "measure."

The physical standard for the meter was to be built to equal one ten-millionth of the distance between the North Pole and the Equator along the meridian running between Dunkirk, France, and Barcelona, Spain.

The kilogram, kilometer, and kilocalorie all share the property of being 1000 times larger than a base unit in the metric system.

Thus, the correct option is c.

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The blood pressure of a person is 140/100 mm of Hg, what does it mean?

Answers

Answer: When is blood pressure considered high? Normal blood pressure is under 120/80. From 120/80 to 139/89 is pre-hypertension. The threshold for high blood pressure is 140/90, while anything over 180/110 is hypertensive crisis – an emergency.

Explanation:

Which is NOT a condition required for allele frequencies to remain the same over time?
a. natural selection
b. random mating
c. very large population
d. absence of mutation

Answers

C. Very large population

What is the process of nitrification?

Bacteria converts ammonia into nitrites and nitrates that plants can use.
Fungi convert nitrogen in dead plants into ammonium, which converts proteins into ammonia.
Nitrogen is converted into a useable form through lightning fixation.
Plant enzymes reduce nitrogen compounds into amino acids.

Answers

Answer:

Bacteria converts ammonia into nitrites and nitrates that plants can use.

Nitrification is a microbial process by which reduced nitrogen compounds (primarily ammonia) are sequentially oxidized to nitrite and nitrate. Ammonia is present in drinking water through either naturally-occurring processes or through ammonia addition during secondary disinfection to form chloramines.

                                        Thank You

Interaction with the Environment

Answers

Answer:

Human environment interaction is the way people adapt and modify the environment. There are 3 types of human environment interaction The way people depend on the environment for food, water, timber, natural gas etc.  The way people modify the environment positively or negatively like drilling holes, building dams.

Explanation:

(argumanta la importancia del desarrollo cientifico en el manejo del agua)
ayuda porfa :c

Answers

Answer:

La gestión del agua es importante ya que ayuda a determinar las expectativas futuras de riego. La gestión del agua es la gestión de los recursos hídricos bajo políticas y regulaciones establecidas. El agua, que alguna vez fue un recurso natural abundante, se está convirtiendo en un bien más valioso debido a las sequías y el uso excesivo.

Explanation:

La gestión de los recursos hídricos es un tema muy importante desde varios ángulos, como el desarrollo de masas de agua para el futuro, la protección de las masas de agua disponibles de la contaminación y la sobreexplotación y la prevención de disputas. Una cuestión primordial es el agua: su disponibilidad, calidad y gestión.

Aquí hermano te ayudé ^-^ ;) :)

what hypothesis is being tested in this experiment?

Answers

Answer:

According to the web "

Hypothesis testing experiments

In hypothesis testing, an analyst tests a statistical sample, with the goal of providing evidence on the plausibility of the null hypothesis. Statistical analysts test a hypothesis by measuring and examining a random sample of the population being analyzed. ... However, one of the two hypotheses will always be true."

Brainiest plz

explain movement in fern​

Answers

Answer:

One of the most typical ways that plants like ferns move is through a process known as phototropism. Essentially, they move and grow towards light .Plants may also move or grow in response to other stimuli, in addition to light. They can grow or move in response to physical touch, in response to a chemical, or toward warmth

What explains why certain dead organisms in the past were not fossilized?

Answers

Answer:

They may not have skeletons, their body/bones were destroyed underground, the earth around them wasn't the correct type of rock, etc.

Explanation:

Only a small percentage of organisms are ever fossilized, and can only be fossilized under specific circumstances.

1. Which of the following is an observation?
(A) The piece of metal is red, so it must be hot.
(B) He likes to run.
(C) The child's block is orange.
(D) The building looks like it must have fallen down

Answers

c the child’s block is orange

i really need ??????????????

Answers

The picture isn’t showing up so if you could retake it that would be great
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