A biology teacher placed a chicken egg in vinegar to dissolve the shell, exposing the cell membrane. The teacher then placed the egg in a solution of sodium chloride (salt) in water in order to demonstrate cellular transport. The teacher recorded the mass of the egg before and after placing it in salt water.

What is the change in mass demonstrating?


A)facilitated diffusion


B)active transport


C)filtration


D)osmosis

Answers

Answer 1

Answer:

D

Explanation:

This was my science project in like 5th grade (it's really cool!!!)


Related Questions

There are two major lineages that are derived from hematopoietic stem cells; the one that gives rise to T cells and B cells is called the

Answers

Answer:

The two lineages are the lymphoid and myeloid;

The lymphoid lineage gives rise to the immune cells, including T and B lymphocytes

why did my dum dog chew my leg off?

this is a picture

Answers

Answer:

Oh no! your leg! its broken!

Explanation:

True or False: Sensory nerves contain only long axons.

Answers

Answer:

False

Explanation:

False.  Sensory nerves contain both long and short axons.

What are sensory neurons?

Sensory nerves contain both long and short axons. Sensory neurons receive information from sensory receptors in the peripheral nervous system, and these neurons can have both long axons that transmit signals from the periphery to the central nervous system, and short axons that relay signals within the peripheral nervous system.

The length and type of axon in a sensory neuron depends on the specific function of the neuron and the location of the sensory receptor it serves.

Learn more about sensory neurons, here:

https://brainly.com/question/1967609

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Examples of electric fields in science

Answers

Some examples of electric fields in science are light, X- rays, radio waves, microwaves, etc.
Light, X- rays, radio waves, microwaves etc. contains electric field component's in it.
There is an external electric field in a current carrying conductor.
Electric fields are generated by charges and charge configurations such as capacitors.
Electric fields may also be generated by time varying magnetic fields, as in electromagnetic induction.

Some hummingbirds eal Small insects as well as plant nectar. Why is this adaptation advantageous (helpful)?
A There are more competitors for nectar
B. There are more sources of food.
C. Similarity of other birds allows them to get closer to insects such as bees.
D. Less of a food supply for predators of these hummingbirds.
Claim: Eating small insects as well as plant nectar is helpful for the hummingbird because

Answers

B Is your answer i hope it’s correct

All ecosystems need energy. What is the originating source for most of the energy that powers ecosystems on this planet

Answers

The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers, such as plants and algae, use energy from sunlight to make food energy by combining carbon dioxide and water to form organic matter. This process begins the flow of energy through almost all food webs.

At what age does the human body reach full maturity?

Answers

Answer:

around like 15-17 :P

Explanation:

Answer:

18 to 20 or 36 to 37

Explanation:

The average human stops developing at 18 to 20 years old but in some rare cases people that have delayed growth plates may take as long as 36/37 years.

when wood is burned as an energy heat source what are the environmental consequences? (15 points)

Answers

Answer:

it releases greenhouse gases and causes deforestation

A biologist in a laboratory reports a new discovery based on experimental results. If the experimental results are valid, biologists in other laboratories should be able to:

1: Repeat the same experiment with a different variable and obtain the same results.
2: Perform the same experiment and obtain different results.
3: Repeat the same experiment and obtain the same results.
4: Perform the same experiment under different experimental condition.

Answers

Answer:

repeat the same experiment and obtain the same result

explanation...

Getting the same result when an experiment is repeated is called replication. If research results can be replicated, it means they are more likely to be correct.

Replication is important in science so scientists can “check their work.” The result of an investigation is not likely to be well accepted unless the investigation is repeated many times and the same result is always obtained.

Transferring genes to enhance appearance or performance and transferring genes to germ-line cells are two moral and ethical issues associated with what DNA technology

Answers

Answer:

gene therapy

Explanation:

Which scientific attitude involves generating new and original ideas?
(It's Science but there is no science so I choosed Biology)

Answers

Answer:

for points apologies for not having the answers

Curiosity, skepticism, open mindness, and creativity

explain the role of rna polymerase in mrna synthesis

Answers

Answer:

I believe it transcribes protein-coding genes (aka 1 DNA strand) into mRNA(messenger RNA)

Modeling water erosion lab Section 1: Overview of Lab

1 What is the purpose of the lab?


2. What procedure did you use to complete the lab? Outline steps of the procedure in full sentences.

Answers

Where is the picture !

PLZ HELP NOW WILL MARK BRAINLIEST!!!!!!!!!!!!!!!!!!!
Which of the following is most likely an impact of tornadoes?

Health problems due to smoke and ash
Wildfires in forest areas far away from sea
Damage to property due to thunderstorms
Contamination of water due to acid rain and gases-

Answers

Answer:

Damage to property due to thunderstorms

Explanation:

Answer: Damage to property due to thunderstorms

Explanation:

at what age does the brain reach neurological maturity

Answers

Answer:

25

Explanation:

2. Saccharides and naming
a. 1 is called
b. 2 are called
c. 3+ are called

Answers

Answer:

A. Monosaccharide

B. Disaccharide

C. Polysaccharide

Answer:

Monosaccharide

disaccharide

polysaccharide

Explanation:

mono=1

di=2

poly=many

que tipo de reproduccion tiene la ballena azul

Answers

I don’t understand sorry

Last question pls help me

Answers

Answer:

just say DNA a 10000

Explanation:

I don't why

Name a crop we use pesticides on to keep insects away.

Answers

Answer:

well thats easy on one of them is corn

Explanation:

Corn - Soybeans - Wheat - Cotton

Height in humans of polygenic traits with a distribution similar to the graph shown each is true concerning the distribution of heights in human populations?

Answers

Answer:

A polygenic trait is one whose phenotype is influenced by more than one gene. Traits that display a continuous distribution, such as height or skin color, are polygenic. The inheritance of polygenic traits does not show the phenotypic ratios characteristic of Mendelian inheritance, though each of the genes contributing to the trait is inherited as described by Gregor Mendel. Many polygenic traits are also influenced by the environment and are called multifactorial.

Explanation:

that it please brainlies me ok

#happy learning

which chamber of the heart receives blood from the lungs

Answers

Answer:

atrium.

Explanation:

because mommy told me so.......

Answer:

The left atrium pumps oxygen-rich blood from the lungs to the left ventricle.

If a disease affects only a human and not an animal, then it would be difficult to fulfill Koch's postulate number ______.

Answers

Answer:

3

Explanation:

3

Sam is 5'1, she wants to know how tall she is in meters
How tall is Sam in (METERS)? Please Show Your Work! ^^

Answers

Answer:

You can just ask the web, it is ur bestie and will always be there for you, okay? <3

Answer:

1.55m

Explanation:

Because there are 3.28 feet in a meter, take your measurement (in feet) and divide it by 3.28 to convert to meters. You can also multiply your measurement in feet by 0.3048 to get the exact same answer because there are 0.3048 meters in a foot.

5 feet + 1 inch = 150 centimeters = 1.5494 meters

(5"1' = 154.94 cm = 1.5494 m)

How to Convert 5 feet + 1 inch to cm or m?

Please follow these steps:

Multiply the value in feet by 30.48 to get the result of the conversion of feet in cm:

5 x 30.48 = 152cm

Multiply the value in inches by 2.54 to get the result of the conversion from inches to cm:

1 x 2.54 = 2.54cm

Now, add the two partial results to obtain the final value in cm:

152 + 2.54 = 155cm.

Divide the value 1.55cm by 100 to get the result in meters.

155 Divide the value 1.55cm by 100 to get the result in meters.

155

100

= 1.55m  

When heat-absorbing gases increase in the atmosphere, it leads to a phenomenon known as
energized climate change
enhanced greenhouse effect
negative global warming
positive feedback loop

Answers

Answer:

Enhanced Greenhouse effect

Explanation:

took the quiz and got it right

When heat-absorbing gases increase in the atmosphere, it leads to a phenomenon known as the enhanced greenhouse effect. The correct option is b.

What is the greenhouse effect?

A process is known as the “greenhouse effect” makes the earth's lower atmosphere a habitable habitat. Some gases, referred to as greenhouse gases, are capturing the infrared radiations that the sun emits throughout this process.

These solar rays are extremely dangerous and if they enter the earth's atmosphere, they could spread dangerous diseases. Nitrous oxide, carbon dioxide, methane, water vapor, and ozone are examples of greenhouse gases.

The greenhouse effect is affected more by other gases, including ozone, carbon dioxide, methane, nitrogen oxide, and water vapor.

Therefore, the correct option is b, enhanced greenhouse effect.

To learn more about the greenhouse effect, refer to the link:

https://brainly.com/question/13390232

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If a normal plant were put in a dark room , why would the Calvin cycle eventually stop ?

Answers

Answer:

it would stop eventually because ATP and NADPH are needed in the calvin cycle for energy. you need light to make ATP and NADPH

Explanation:

which individual has a valid reason to take a vitamin/mineral supplement?

Answers

Answer:

If the have a vitamin deficent or anemia as well as a doctor remoceded them increase in their viamin intake.

Explanation:

Which idea did Ptolemy’s model use to explain why the planets appeared to move backward as they moved in their orbits?

Answers

Answer:

Ptolemy included epicycles in his orbits.

Explanation:

Ptolomy's model of the solar system was geocentric, where the sun, moon, planets, and stars all orbit the earth in perfectly circular orbits. The problem with perfectly circular orbit around the Earth is that they do not explain the occasional backward motion, or retrograde motion, of the planets.

The Greeks insisted that the motion of the planets be perfectly circular. Ptolemy modeled the planets making small circles around a point that orbited the Earth. These smaller circles were called epicycles, and they allowed the planets to move backward relative to the background stars.

A particular chemical reaction is exergoric what can you say about the relationship between the reactants and products and it’s a great exergonic reaction

Answers

Answer:

particular chemical reaction is exergonic. What can you say about the relationship between the reactants and the products in this exergonic reaction? The reactants have more free energy than the products. In a chemical reaction, 1,3-bisphosphoglycerate + ADP yields 3-phosphoglycerate plus ATP

what is a terrestrial habitat​

Answers

Answer:

a terrestrial habitat means life on land

Place a single word into each sentence to make it correct, then arrange the sentences to accurately describe the process of starch digestion from beginning to end. Maltose is then converted into glucose, which can be absorbed by the ____________ .

Answers

Answer:

Small intestine

Explanation:

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