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

Answers

Answer 1
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.

Related Questions

Humans are good at transferring energy from place to place.

Answers

Answer:

Yes

Explanation:

Humans are good at it transferring energy from place to place.

The characteristics of all organisms and viruses are determined by the instructions carried in

Answers

Answer:

DNA

Explanation:

maybe... BUT PROBABLY YESS

Answer:

nucleic acids

Explanation:

what is the difference between cell membrane and visking tubing​

Answers

Explanation:

cell membrane- is a semipermeable tissue that selectively allows the movement of materials in and out of a cell while a visking tubing is a artificial cee membrane

Answer:

Explanation:

Cell membrane is a semi permeable wall found in living cells . It is separate the inside cell from the the outside environment. This allow the movement of substances in and out of the cell. It allow diffusion of gases in and outside the cell.

Visking tubing is made of regenerated cellulose which look aliitle bit similar sellotape when it is dry. It is an artificial membrane that is similar to the cell membrane. It is a selectively permeable membrane with small pores that allow the movement of smaller molecules in through them.

What structure in the brain controls the chemical responses that signal the sex hormones to make us either male or female?
a) All of these
b) The pituitary
c) The RAS
d) The adrenals

Answers

Hi friend.....its the pituitary gland which is controlled by interaction of hormones from the hypothalamus and the interior pituitary with hormones from reproductive tissues

What was available to humans to make their tools before metallurgy?
A: Humans used no tools.
B: Humans used their bare hands for tools.
C: Humans used wood, stone, and bones for tools.
D: Humans used natural metals they found on the ground.

Answers

Answer:

C

Explanation:

Before the advent of metallurgy, humans used wood, stone, and bones for tools.

What is metallurgy?

It is a branch of science that deals with the properties of metals as well as their application in building useful metallic tools.

Metallurgy has helped man to develop several useful tools and equipment which are vital to the existence of man.

Before the advancement of technology, man use improvised tools made from wood, stones, and bones.

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how did Luigi Galvani's accomplishments help benefit our world with discoveries about electricity?

Answers

Answer:

During a random experiment on November 6, 1787, Galvani discovered that a frog muscle could be made to contract by placing an iron wire to the muscle and a copper wire to the nerve. ... This discovery played a historical role in bioelectricity as it proved that electricity was not direct in its action.

Please take some time to help me really quick :)

Answers

Answer:

glycolysis

Explanation:

When small solute particles or liquids are taken into the cell - what is it called?

Answers

Answer:

In cellular biology, pinocytosis, otherwise known as fluid endocytosis and bulk-phase pinocytosis, is a mode of endocytosis in which small particles suspended in extracellular fluid are brought into the cell through an invagination of the cell membrane, resulting in a suspension of the particles within a small vesicle .

Explanation:

name two types of cell that can go through the cell cycle an infinite amount of times

Answers

Answer:

red blood cells and nerve cells

Explanation:

The Hayflick Limit is a concept that helps to explain the mechanisms behind cellular aging. The concept states that a normal human cell can only replicate and divide forty to sixty times before it cannot divide anymore, and will break down by programmed cell death or apoptosis

this is for further explanation

Which of the following is NOT a quality of a good index fossil?
1. They are only found in one location on the earth
2. They are easy to recognize and look different than other fossils
3. They have a limited time period that they were located on the earth
4. They can be used to help date layers of rocks around the world

Answers

Answer:

1.

Explanation:

That is not true! Fossils are found in from germany to australia (all around the world)!

The study of fossils is called paleontology. On earth, there are different types of fossils present on the earth. For example Body Fossils, Molecular Fossils, Trace Fossils, Carbon Fossils, Pseudofossils.

The correct answer is option A.

What are fossils?A fossil is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants

According to the question, all the options are relatable to the good fossils index except option A.

The fossils can be found anywhere on the earth, not at a specific location.

Hence the correct answer is option A that is They are only found in one location on the earth.

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Help me pleaseeeee!!!

Answers

I can’t read the whole question, but if i could i’d tell you. i’m pretty good at bio
show the whole question

Presence of light is required for the light independent reactions. true or false

Answers

Answer:

false

Explanation:

the light-independent reactions do not use light as a reactant (and as a result can take place at day or night), they require the products of the light-dependent reactions to function

Which type of mutation results in a frameshift mutation? Check all that apply.
substitution

insertion

deletion

point mutation

Which type of mutation adds one or more base pairs?

insertion

substitution

deletion

Answers

Insertion-deletion type of mutation results in a frameshift mutation changing the amino acid code for protein, hence options A and B are correct.

What is frameshift mutation?

A frameshift mutation is produced via insertion and deletion. "indel" mutations, which stand for insertion or deletion mutations, result in frameshift mutations.

The way the DNA is read is altered by these changes. The nucleotides that follow in a DNA sequence can all be affected by a frameshift mutation, making them more likely to have severe effects.

A frameshift mutation is brought on by insertion and deletion, mutations from insertional or deletional mutations result in frameshift mutations.

Therefore, frameshift mutations happen when one or more nucleotides are added or removed, provided that the total number of nucleotides added or subtracted does not exceed three, disrupting the normal sequence of codons, hence options A and B are correct.

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I REALLY NEED HELP ASAP. PLEASE BE SERIOUS AND SO NOT JUST TAKE THE POINTS. I WORKED HARD FOR THEM AND FOR ONCE I HAVE A QUESTION. PLEASR ANSWER!

Answers

Answer:

1-pacific plate

2-south America plate

3-nouth America plate

4-eurasian plate

8-juan de fuca plate

11- Caribbean plate

14-philipine plate

Explanation:

which of the following is true about the Earth’s layers? A The asthenosphere is the thickest of Earth’s layers. B All of the layers are liquid and extremely hot. C There is little to no pressure on the solid core. D The Earth’s core has two different parts.

Answers

Answer:

D

Explanation:

The Earth’s core has two different parts is true about the earth's layer.

What is Earths core?

The extremely hot and dense core of our planet is called the Earth's core. Underneath the chilly, brittle crust and the largely solid mantle is the ball-shaped core.

Earth was a homogeneous ball of hot rock when it first formed roughly 4.5 billion years ago. The ball heated up even more due to radioactive decay and heat left over after planetary formation (the collision, accretion, and compression of space rocks).

After roughly 500 million years, our young planet's temperature reached 1,538° Celsius (2,800° Fahrenheit), the temperature at which iron melts. The iron age refers to this crucial period in Earth's history.

Therefore, The Earth’s core has two different parts is true about the earth's layer.

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How are photosynthesis and respiration similar?

Answers

Answer:

Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water

Explanation:

Hope it helps:)

Pls help me with this emt so hard and fast to draw and label all parts pls tell me show drawing smart people 100%

Answers

Answer:

how

Explanation:

While playing tennis you need to know where your limbs are located so you can move them into the right positions to run or swing your racket. Which of the following senses provides this information?

Answers

Answer:

The correct would be - Kinesthesis.

Explanation:

Kinesthesis is the study of the body movement and learning where is your body parts and so can you can move or find the required changes to make to the body and its part. It does not depend on the senses like hearing, vision, or others.

Kinesthesis involved the sensory receptors present in joints, muscles or other body parts involves in making movements and allows to make and understand physical activities. For example, sensing pr knowing where is the body limbs to move to hit or swing the racket or run.

Frogs live in pools of water that form inside large flowers in rain forest canopies. The flowers absorb nutrients from the frogs’ wastes. Which type of relationship is this?

Answers

Answer:

Mutual

Explanation:

frogs provide food for the pond or whatever and the pond stays fresh so the frogs can live their

Answer:

Mutualism

Explanation:

AP3X

How is cancer spread through the body? Check all that apply.

through the nervous system

through the blood

through touching organs and tissue

Answers

Answer:

2

Explanation:

Answer:

Through the blood

Through organs and tissue

Explanation:

Jellyfish live in salt water. They have organs (and cell organelles) that pump the salt out of their bodies. The jellyfish body is actually filled with fresh water. Animals like sea turtles and whales eat them even though there are few or no calories in a jellyfish. Use your understanding of osmosis to explain this.

Answers

Answer:

thanks

Explanation:

Answer:

The animals like sea turtles probably eat the jellyfish because they enjoy the flesh of the jellyfish, not the content of it inside.

Hope this helps you!

Identify one condition that might cause snowy animals to leave their usual habitat and
move to another area.

Answers

Answer:

A Change in climate.

Explanation:

"Snowy" or better yet Arctic animals survive better in colder climates, So if their home gets warmer they will move towards colder weather. But if you want another example they will also leave if there is little to no food.

What is distillation?

Answers

Answer:

Distillation is the action of purifying a liquid by a process of heating and cooling.

Describe the time of day that an early explorer might have planned to enter a harbor and when he might have planned to leave for his trip home. Explain the reasoning.

Answers

Answer:

I think he would want to arrive during high tide and leave during low tide.

Explanation:

During respiration, cells break down simple food molecules such as sugar and release the energy they contain.
True or false?

Answers

Answer:

During respiration, cells break down simple food molecules such as sugar and release the energy they contain. an energy releasing process that does not require Oxygen. In the mitochondria, the smaller molecules combine with oxygen to produce water and carbon dioxide. This reaction realeases a large amount of energy.

Explanation:

Answer:

i belive The answer is true

In words please describe what happens during photosynthesis, include these terms in your description: oxygen, carbon dioxide, photon, glucose, water, chloroplast, thylakoid, xylem, stoma, chlorophyll.

Answers

Photosynthesis is a process in which light energy,carbon dioxide and water react to form glucose and oxygen it occurs in the membrane of the thylakoids that is in the chloroplast which is surrounded by the stroma,a photon of light strikes the photosystem(II) which is a group of clustered chlorophyll A, chlorophyll B and carotenoid

I really need help on this.

1. If you travel for three hours at a speed of 30 km/h, how far will you go?

2. Liz is driving to Beaumont, which is 175 miles east from her current position. She plans on being in Beaumont in 2 hours. If she makes it what will her average velocity have been?

3. How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1 m/s?

Answers

Answer:

245 miles

Explanation:

I have no explanation.  

27. Which three planets were not known to ancient people?

a. Saturn, Jupiter, and Pluto u

b. Jupiter, Uranus, and Neptune

c. Uranus, Neptune, and Pluto

d. Mercury, Venus, and Saturn

Answers

Answer:

C. Uranus, Neptune, and Pluto

:)

The answer is c your welcome

In what process does adaptation lead to the creation of a new species? a. Mutation c. Speciation b. Adaptation d. Genetics

Answers

Answer:

This eventual process of speciation by natural selection is illustrated by a sketch ... The integration of genetics with models of natural selection shed tremendous ... processes which cause adaptation within species also tend to create new species. ... Darwin, C. On The Origin of Species by Means of Natural Selection,

Explanation:

Red Is dominant over yellow. If a male purebred red rose(RR) Is crossed with a female hybrid rose (Rr), what percent of
the roses will be red?
100%
75%
25%
50%

Answers

Answer: should be 50%

Explanation:

Answer: I think it's 100%

Explanation:

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