which of the following describes a reason for making a prediction when doing a controlled experiment

a. To understand the nature of an experimental subject
b. To provide a context for why a specific question was asked
c. To indicate what specific results will support a hypothesis
d. To identify a useful and reliable source of scientific information

Answers

Answer 1
I think the answer is C I did this question before
Answer 2

To indicate what specific results will support a hypothesis.

Experiment plays many roles in science. One of its important roles is to test theories and to provide the basis for scientific knowledge.

What is hypothesis?A hypothesis is an assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true.In the scientific method, the hypothesis is constructed before any applicable research has been done, apart from a basic background review.

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Related Questions

i need help on this one!

Answers

i wish i could help but i’m not sure :(

types of idioms that talk about being happy

Answers

Answer:

On cloud nine

Like a dog with two tails

Full of the joys of spring

Happy as Larry

On top of the world

Over the moon

In seventh heaven

Happy-Go-Lucky

Happy Camper

Bursting with Joy

Grinning From Ear to Ear

hope this helps!

Armanda has a car that accelerates at 5 m/s2 . If the car has a mass of 1000 kg, how much force does the car produce?

Answers

Answer:

5000 N

Explanation:

The force acting on an object given it's mass and acceleration can be found by using the formula

force = mass × acceleration

From the question we have

force = 1000 × 5

We have the final answer as

5000 N

Hope this helps you

describe non disjunction and the effect it can have on a human

Answers

non-disjunction is a pathological event that occurs during the second anaphase in meiosis when sister chromatids are not separated. As a result one of the resulting cells will have 1 extra chromosome and the other will be 1 short. An example of a non-disjunction that can occur in humans is Down syndrome that has a frequency of about 1/1000 people. It is caused by the non-disjunction of the 21st pair of chromosomes.

HELPPPP ASAPPPPP PLS

Answers

Answer:

C.

Explanation:

Commensalism is an association between two organisms in which one benefits and the other derives neither benefit nor harm. Hope this helped :)

Answer:

A tree frog uses a plant to hide from it's predators and to shelter itself from bad weather.

Explanation:

Commensalism: an association between two organisms in which one benefits and the other derives neither benefit nor harm

The tree benefits from the use of the plant, but the plant isn't harmed or benefited.

Sammy is taking notes to study for a test. He wrote out the steps of
photosynthesis but one is incorrect. Which is the incorrect step? *
the plant produces glucose
the plant absorbs carbon dioxide through its leaves
the plant absorbs water through its roots
the plant releases oxygen into the air
the plant gives energy to the sun

Answers

1 - Water is broken down into oxygen and hydrogen.
2 - Glucose is broken down to be used by plants.
3 - Hydrogen combines with carbon dioxide to form glucose.
4 - Hydrogen enters the plant as part of water.

Which lists the correct order of the steps?

4, 2, 1, 3
4, 1, 3, 2
4, 3, 1, 2
4, 2, 3, 1

Answer;
4, 1, 3, 2

Which of the following correctly compares Earth’s inner core and mantle?

A
The inner core is thinner than the mantle.

B
The inner core is less dense than the mantle.

C
The inner core is a liquid and the mantle is a solid.

D
The inner core is closer to the crust than the mantle.

Answers

C. hope this helped

Answer:

B

Explanation:

So let’s start by eliminating, D is saying the inner core is closer to the crust than mantle and that is innocent C is also incorrect because the inner core is not liquid its a solid and A the inner core is not thinner than the mantle

3) Match the six kingdoms with the characteristics that describe them:

a) archaea
b) planetaria
c) animalia
d) bacteria
e) fungi
f) protista
g) alumalae
h) somalia
i) plantae

1)______unicellular ; prokaryotic ; bacteria, blue-green algae, spirochete
2)______sunicellular ; prokaryotic ; halophiles, thermophiles
3)______unicellular/multicellular ; eukaryotic ; dinoflagelletes, golden-brown and yellow-green algae, diatoms, amoeba
4)______multicellular ; eukaryotic ; all plants
5)______unicellular/multicellular ; eukaryotic ; molds, yeasts, mushrooms
6)______multicellular ; eukaryotic ; all animals

Answers

Answer:

Explanation:

d) bacteria

e) fungi

f) protista

g) alumalae

h) somalia

i) plantae

The six kingdoms with their respective characteristics are as follow :

d) bacteria

e) fungi

f) protista

g) alumalae

h) somalia

i) plantae

What are the 6 kingdoms of classification?

Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia are the six kingdoms of life into which organisms are typically split into three domains.

These classifications are based on commonalities or shared traits among organisms. Cell type, nutrition uptake, and reproduction are a few of the aspects that are taken into account when placing an organism. Prokaryotic and eukaryotic cells are the two primary types of cells.

Photosynthesis, absorption, and ingestion are typical methods of nutrient acquisition. Asexual and sexual reproduction are both types of reproduction.

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Put the process of making coal in order

Answers

Answer:2 3 1 4 is the order.

Explanation:

NEED HELP!! will give brainest!
you don’t have to answer all just the ones you know

Answers

Answer:

1.embryophyta

2.moss is a green flowerless plant that lack roots

3.found in moist shady

4.

Answer:

the first planet is mercury

Explanation:

decaying leaves and litter make this soil ______

Answers

an important component of healthy soil. Decomposing leaf litter releases nutrients into the soil and also keeps it moist.

did that answer your question?

Answer: worse

Explanation:the decaying leaves worsen the soil making it harder to use for other things

Which organelle holds DNA information and controls the cell?

Answers

Answer:The nucleus

Explanation:The nucleus is the largest organelle in a eukaryotic cell and is considered to be the cell's control center. It contains most of the cell's DNA, which makes up chromosomes and is encoded with the genetic instructions for making proteins

Answer:

The nucleus

Explanation:


Fossil Fuels Are Energy-Rich
Because They Contain
1fossil fragments

2hydrocarbons
3electricity
4heat
Which choice​

Answers

hydrocarbons........

Molecules move in and out of a cell by diffusion. The picture shows a cell and molecules both inside and outside the cell.



How will the molecules in this illustration move as a result of diffusion?


A.

into the cell


B.

out of the cell


C.

into another cell


D.

to the external environment

Answers

Answer:

into the cell

Explanation:

Molecules technically wont move through diffusion like that but into the cell based on the question

Answer:

into the cell

Explanation:

HELP PLEASE
Which of the following is a good description of biological clocks?
a) A light-dark cycle of 24 hours during which entrainment takes place
b) External chemical systems that are regulated by time and control circadian rhythms c) None of these
d) Internal chemical systems that are regulated by nature and control parts of the body

Answers

Answer: B)

Explanation:

Proteins, nucleic acids, lipids, and carbohydrates are based on which molecule?(1 point)

A ) carbon

B ) oxygen

C ) hydrogen

D ) nitrogen

Answers

Answer:

A. Carbon

Explanation:

a) carbon i think but i’m not sure

AB⟶A+B+energy . What describes the reaction above

Answers

Answer:A chemical reaction is a process that leads to the chemical transformation of one set of ... Non-spontaneous reactions require input of free energy to go forward (examples include ... Dissociation of a molecule AB into fragments A and B ... ΔH° is zero at 1855 K, and the reaction becomes exothermic above that temperature.

Explanation:

Please help me will give Brainiest
Using the words: Chromosome, Genes, Dna, and nucleus; describe how genetic information is stored in cells. Make sure your answers are as clear and detailed as possible. *

Answers

Answer:

Genes are contained in chromosomes, which are in the cell nucleus.

A chromosome contains hundreds to thousands of genes.

Every normal human cell contains 23 pairs of chromosomes, for a total of 46 chromosomes.

A trait is any gene-determined characteristic and is often determined by more than one gene.

Some traits are caused by mutated genes that are inherited or that are the result of a new gene mutation.

Proteins are probably the most important class of material in the body. Proteins are not just building blocks for muscles, connective tissues, skin, and other structures. They also are needed to make enzymes. Enzymes are complex proteins that control and carry out nearly all chemical processes and reactions within the body. The body produces thousands of different enzymes. Thus, the entire structure and function of the body is governed by the types and amounts of proteins the body synthesizes. Protein synthesis is controlled by genes, which are contained on chromosomes.

The genotype (or genome) is a person’s unique combination of genes or genetic makeup. Thus, the genotype is a complete set of instructions on how that person’s body synthesizes proteins and thus how that body is supposed to be built and function.

The phenotype is the actual structure and function of a person’s body. The phenotype is how the genotype manifests in a person—not all the instructions in the genotype may be carried out (or expressed). Whether and how a gene is expressed is determined not only by the genotype but also by the environment (including illnesses and diet) and other factors, some of which are unknown.

A karyotype is a picture of the full set of chromosomes in a person’s cells.

Genes

Humans have about 20,000 to 23,000 genes.

DNA

Genes consist of deoxyribonucleic acid (DNA). DNA contains the code, or blueprint, used to synthesize a protein. Genes vary in size, depending on the sizes of the proteins for which they code. Each DNA molecule is a long double helix that resembles a spiral staircase containing millions of steps. The steps of the staircase consist of pairs of four types of molecules called bases (nucleotides). In each step, the base adenine (A) is paired with the base thymine (T), or the base guanine (G) is paired with the base cytosine (C). Each extremely long DNA molecule is coiled up inside one of the chromosomes.

Explanation:

A healthy, young couple are both carriers (Aa) heterozygous of cystic
fibrosis. Cystic fibrosis is a recessive disease. What is the chance that each
of their future children will inherit this serious illness?

Answers

It would be a 50/50 chance so like 50/100 chance they can contract it

What is the molecule that a consumer stores energy in?

Answers

Answer:

The ATP molecule can store energy in the form of a high energy phosphate bond joining the terminal phosphate group to the rest of the molecule. In this form, energy can be stored at one location, then moved from one part of the cell to another, where it can be released to drive other biochemical reactions.

Explanation:

which blood component protein is present in the greatest amounts in the plasma?​

Answers

Answer:

the answer is Albumin

Explanation:

What is the difference between a body-cell and a sex-cell mutation in terms of inheritance?

Answers

Answer:

Somatic mutations – occur in a single body cell and cannot be inherited (only tissues derived from mutated cell are affected) Germline mutations – occur in gametes and can be passed onto offspring (every cell in the entire organism will be affected)

Explanation:

What change in surface area to volume is expected to result in a faster rate of diffusion?

Answers

Answer:

Explanation:

When the cell increases in size, the volume increases faster than the surface area, because volume is cubed where surface area is squared. When there is more volume and less surface area, diffusion takes longer and is less effective.

Use the drop-down menu to answer the question.
What is the best way to describe the luster of the
mineral shown in this image?

(Sorry for the bad quality)

Answers

Answer:

Nonmetallic

Explanation:

I just took the assignment and I am Big Brain.

Answer:

it is b

nonmetallic:)

the other person is right

have a great day bye luvs

Explanation:

PLEASE HELP ASAP! ILL GIVE BRAINLIEST!!!?!??!!?!?

How does apoptosis relate to cancer cells?

A. In cancer cells, too much apoptosis occurs, resulting in malignant cells that will not undergo programmed cell death
B. In cancer cells, too little apoptosis occurs, resulting in malignant cells that will not undergo programmed cell death.
C. In cancer cells, apoptosis occurs only when cells grows without proper regulation.
D. In cancer cells, apoptosis occurs only when the cells receive the proper hormones.

Answers

Answer: The loss of apoptotic control allows cancer cells to survive longer and gives more time for the accumulation of mutations which can increase invasiveness during tumor progression, stimulate angiogenesis, deregulate cell proliferation and interfere with differentiation

B

Explanation:

Answer:

B. In cancer cells, too little apoptosis occurs, resulting in malignant cells that will not undergo programmed cell death.

Explanation:

what are bodies of rock or gas named for ancient gods?

Answers

Answer:

wait, now i search internet and i tell u.

Explain unsaturated, saturated, and trans fats.

Answers

Answer:

Saturated are full of hydrogen atoms, they´re solid at rooms temp, and they are produced by animals.

Unsaturated are liquid, have double bonds and they are produced by plants.

Trans fats are artificial, they are chemically changed, liquids turned into solids

explain how sea level changed throughout the mesozoic era

Answers

Answer:

Among causes of global sea level fluctuations, the change from warm to cold times has been accorded greatest probability even in the Mesozoic. ... Phases of sea level highstand and warm times caused an increased fossil record and poleward distribution.

Explanation:

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Plants have small holes called stomata on the underside of leaves. Stomata are opened to draw up water from the leaves and allow carbon dioxide in so that the process of photosynthesis can occur. During the process, some water is lost through the open stomata.

Based on this information, which stimulus is most likely to cause the stomata to close?

A. Water volume increasing in the soil
B. Water volume decreasing in the soil
C. Carbon dioxide concentration increasing in the atmosphere
D. Carbon dioxide concentration decreasing in the atmosphere

Answers

Answer:

D. Carbon dioxide concentration decreasing in the atmosphere

Explanation:

Since the stomata are opened for the plant to draw the water from the leaves A and B can't be the answer since they rely on needing water from the soil.

Stomata open to also draw carbon dioxide from the atmosphere in order for the process of photosynthesis to occur. This means that they open when there is a high concentration of carbon dioxide in the atmosphere and close when that concentration becomes lower.

3. What clues would help you to know that a rock has been weathered?

Answers

Answer:

smooth and shows layers

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