Banded iron formations were caused by the production of which atmospheric gas?
A argon
B Oxygen
C helium
D water vapor

Answers

Answer 1

Answer:

C

Explanation:

Answer 2
C
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Related Questions

Please help! I really need this I don’t want to fail I am desperate.

Answers

Answer:

1. unsaturated

2. polyunsaturated

3. saturated

4. saturated

5. unsaturated/polyunsaturated

Explanation:

Which of the following best describes the dependent variable in an experiment?

The variable that is measured?
The variable that is manipulated?
The variable that you can see?
The variable that is most common?

Answers

Answer:

the variable that is being measured

. Compare: Compare the human and animal samples (human and mouse skin; human and worm neurons; human and fly muscle; human and frog blood). A. In general, are there any major differences that you can see? Explain.

Answers

Answer:

The epidermis which is the outermost layer of the skin vary when comparison is made between a human and animal skin.

Human skin has a thicker epidermis while Animals have a thinner epidermis.

The difference between human and insect muscles is that insect have mainly striated muscles which are primarily made of sarcomeres while animals have both the smooth and striated muscles.

The blood is different in humans and frog as humans red blood cells don’t have a nucleus while that of frogs have a nucleus in the red blood cells.

Human beings have very specific differences from other animals, due to their physical and biological constitution.

Based on this, we can answer the above question as follows:

Human skin and mouse skin are different in that human skin has seven layers, while mouse skin has between 10 to 20 layers.A worm has 302 neurons, while a human being has about 86 billion neurons.The fly has muscles adapted to flight, which allows these muscles to be rigid, resistant, and striated. On the other hand, human muscles are less rigid, are not adapted to flight, and can be smooth or striated.Human blood goes through a double circulation type and is of the complete type, while the frog's circulation is of the incomplete type, as it allows the mixture rich in oxygen with the blood rich in carbon dioxide.

More information:

https://brainly.com/question/19089797

What eye color would the mammal have if they were heterozygous for eye color?

Answers

Answer:

I think it would most likely be brown eyed

Explanation:

because I put it in a punnett square and brown eyes overpowered the blue eyed trait.

The biosphere is the layer of the planet where life exists. Where everything lives.
True or False?

Answers

Answer:

It is true, I took the test.

Explanation:

=)

HELPPP! ASAPP!!!


Which of the following statements is true about viruses?

Viruses are living organisms.

Viruses that cause disease in plants can also make humans sick.

Viruses are very small and can only be seen through electron microscopes.

VIruses are about the same size as bacteria.

Answers

Answer:

C

Explanation:

Viruses are truly that small, and nowhere near the size of most bacteria.

Answer: Viruses are very small and can only be seen through an electron microscope

Explanation:

Identify the most likely cause of the following scenario:
A street in a desert is filled with cracks despite rarely being driven on by cars.
The asphalt is cracked from constant expanding due to heat during the day and contracting due to cold at night.
The asphalt is cracked due to animals burrowing to create homes.
The asphalt is cracked due to roots growing underneath from the lush rain forest surrounding the road.
The asphalt is cracked due to rusting caused by exposure to water and oxygen over long periods of time.

Answers

Answer:

yes

Explanation:

google

Answer:

The asphalt is cracked from the constant expanding

Explanation:

Plant Cell. Help Help Help!

Answers

Answer:

I think its the third one.

Explanation:

The mitochondria produces energy and respiration takes place there,so it cant be that.

I hope this helps in any way.

The answer will be c .

Please help me and please use your own word and do not copy and paste from google thank you
Definition for monomer and polymer
We need to know monomer and polymers when studying macromolecules because
__________________

Answers

Monomer: a molecule that can be bonded to other identical molecules to form a polymer
Polymer: a substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded together, e.g., many synthetic organic materials used as plastics and resins

What is the difference between a subscript and a coefficient?

Science

Answers

Answer:

Explanation:

Subscripts are numbers that come after a symbol and below. Subscripts tell you the number of atoms of that element. If an element does not have a subscript, then it is understood that the subscript is 1.

Which shell adaptation did you choose for part two and why? Discuss the results and the effectiveness of the adaptation.

Answers

Answer:

Well first you have to say which one you chose, but the hinged helps the snail stay connected to the ground, or solid objects and the thicker helps protect it against other creatures trying to harm it.

Explanation:

Im a genius

animals can't make a lot of atp without...

Answers

Answer:

atp?

Explanation:

Answer:

Water, oxygen, Carbon dioxide, Glucose (sugar).

Explanation:

31. What type of transport is shown in the picture?
a. Facilitated Diffusion
b. Exocytosis
c. Osmosis
d. Endocytosis

Answers

Answer:

B. Exocytosis

Explanation:

Which biological process is the main source of atmospheric oxygen?

Answers

Answer:

Photosynthesis is the answer

What are 3 stages of mitosis?

Answers

Explanation:

prophase,metaphase,anaphase, and telophase

Which organ malfunction would cause all other body systems to be starved of oxygen

Answers

Answer:

heart attack

Explanation:

A heart attack happens when one of the main arteries carrying blood to the heart, become blocked. This means the muscle will be starved of the oxygen it needs to survive.

Answer:

heart attack

Explanation: i took the test

Which of the following systems does NOT excrete some form of waste?

A. Digestive

B. Muscular

C. Respiratory

Answers

Answer:

I believe it would be the muscular system

Explanation:

The digestive excretes the not needed food in your body, (I won't go into detail) The respiratory excretes Carbon dioxide which would be a form of waste.

Properties of water that are possible only because it is a polar molecule include
A.) being a liquid at room temperature, surface tension, and that ice floats.
B.) the ability to evaporate and reduce resistance to flow.

Answers

The answer is A. Being a liquid at room temperature, surface tension, and that ice floats.

Please Help Fast. I'll give you Brainlliest.. It turns green when you get it correct..

Answers

Answer:

maybe %50 %50 Ee Ee or %100 Ee Ee

Explanation:

Answer:

gdhhgdhgdsjhgdshfdhjljhfkjh;kjhdkjhkjh

Explanation:

kijuhfeusakckjucdeokiygtlpfkijgtlripdhhgksjhfsxila

make an essay about the importance and conservation of energy sources...

I need it :))​

Answers

Answer:

mark me brainlist if i help:)

Explanation:

First of all, energy conservation plays an important role in saving non-renewable energy resources. Furthermore, non-renewable energy sources take many centuries to regenerate. Moreover, humans consume energy at a faster rate than it can be produced. Therefore, energy conservation would lead to the preservation of these precious non-renewable sources of energy.

Energy conservation will reduce the expenses related to fossil fuels. Fossil fuels are very expensive to mine. Therefore, consumers are required to pay higher prices for goods and services. Energy conservation would certainly reduce the amount of fossil fuel being mined. This, in turn, would reduce the costs of consumers.

Consequently, energy conservation would strengthen the economy as consumers will have more disposable income to spend on goods and services.

Energy conservation is good for scientific research. This is because; energy conservation gives researchers plenty of time to conduct researches.

Therefore, these researchers will have more time to come up with various energy solutions and alternatives. Humans must ensure to have fossil fuels as long as possible. This would give me enough time to finding practical solutions.

Help please (the subject is science)

Answers

Answer:

1. muscular system

2. lymphatic system

Explanation:

I think this is right. forgive me if I'm wrong

Answer:

B D B

Explanation:

the integumentary system, the muscular system and the Lymphatic system

How has tidal locking affected our moon?

a. The rotational period matches the orbital period

b. it rotates perfectly allowing us to see all sides

c. the moon is locked in its orbit and cannot get any closer or further from us

d. the moon never rises or sets in the sky​

Answers

Answer: A. The rotational period matches the orbital period.

Explanation: Tidal locking results in the moon rotating about its axis in the same time it takes to orbit Earth. So the moon is tidally locked in to the Earth ,because  it takes the exact same amount of time as it takes to orbit the Earth Which is why we only see one side of the moon.

What type of density is the hurricane?

Answers

Answer:

what one?

Explanation:

Answer:

A tropical cyclone with maximum sustained winds of 74 mph (64 knots) or higher. In the western North Pacific, hurricanes are called typhoons; similar storms in the Indian Ocean and South Pacific Ocean are called cyclones.

Explanation:

Hurricanes form over the ocean, often beginning as a tropical wave—a low pressure area that moves through the moisture-rich tropics, possibly enhancing shower and thunderstorm activity.

What is the important function of red blood cells?

Answers

Answer:

Red blood cells take oxygen in, and bring carbon dioxide out. They are important for living because your body will die without them.

Explanation:

cells at work....

What is the main characteristic of angiosperm seeds?
A. they are cones
B. they have wings
C. they are inside fruit
D. they have food

Answers

Answer:

A

Explanation:

The angiosperm are cones because it is covered

Which plant chemical hormone influences increased growth?
a. Auxin
b. Ethylene

Answers

Answer:

Auxin

Hope This Helps :))

Explanation:

A i hope this helps u men:)

How do you think the sum of their temperatures would change over time? Explain

Answers

Answer: What is their?

Explanation: Explain?

Which organism reproduces through budding?
O sponges
O bacteria
O animals
O fungi

Answers

Answer:

sponges

Explanation:

Answer:

A

Explanation:

EDGE2021

what is the realationship between a planets distance from the sun and the length of its year? explain

Answers

Answer:

the closer to the sun the less a year and the further away the more time it has in a year.

how many electrons are in potassium

Answers

There are 19 electrons

Answer:

19

Explanation:

If you look at the periodic table, you should be able to calculate the number of electrons. The number of electrons is equal to the number of protons in an atom. The number of protons is equal to the atomic number.

Other Questions
no answering at all only comments 7. Find the value of x.101796390" China was isolated from the world before Imperialism, how do you think the Europeans will be able to take over China? In order for two lines to be parallel they must have the sametype your answer...and different type your answer.... u have $9.60 to buy avocados for a guacamole recipe.Avocados cost $2.40 each.Identify an inequality that represents the number x of avocados you can buy. find the ragio p:r if p:a=1:2, a:b=2:3, b:c=5:1, c:r=3:2 3,3,8,5,3,6,8,3,3Find the mode And find the range for the data p = 240 172g=9 x 8/-24Work out the value of pq Initial Outlay -$5,000 Year 1 $3,000 Year 2 $3,500 Year 3 $3,200 Year 4 $2,800 Year 5 $2,500. a. What is the PI if the discount rate is 20%?b. What is the NPV if the discount rate is 20%? Round to the second decimal place. Type only numbers without any unit ($, %, etc.) If there are multiple answers, then type NA.c. What is the IRR if the discount rate is 20%? Answer in the percent format. Round to the hundredth decimal place. Type only numbers without any unit ($, %, etc.)d. What is the EAA if the discount rate is 20%? Round to the penny. Type only numbers without any unit ($, %, etc.) Convert the line into slope intercept form: 3x + 5y =-15 After a community is disrupted by a large-scale event, such as a forest fire, a new community is established throughwhich process?a. climax successionb. secondary successionc. primary successiond. soil formation Read the following excerpt from a magazine carefully, and complete the activities.In Arizona, spring is the most beautiful time of year. The temperature usually ranges from sixty-five to ninety degrees Fahrenheit. Statistics show that the sun shines 89 percent of the time during the spring days.Birds love Arizona in the spring. Children laugh and play, and families get together for picnics. Thousands of people like to go to the lake to water ski or swim, while others enjoy driving to the forest-covered mountains to camp and fish.List at least one statement from each of the two paragraphs that is an opinion rather than a provable fact.first paragraph:second paragraph:first paragraph: second paragraph: A rotating sprinkler that sprays water at a radius of 7 feet is used to water a lawn. Determine the area of the lawn that is being watered. Use 3.14 for pi. Round to the nearest tenth. A drone is an unmanned aerial vehicle that is guided remotely, and farmers across the world are not utilizing drones, which are revolutionizing the farming industry. Although drones are not new, their use in agriculture is significantly impacting the industry and creating an entirely new market. Which type of new product is a drone in the context of agriculture? Isaac wants to make s'mores. He holds a marshmallow on a metal skewer over a fire. A few seconds later, the marshmallow is cooked and the skewer feels warm. What most likely happened?The fire heated the surrounding air, which cooked the marshmallow.The heat generated from the marshmallow flowed in the form of thermal energy to the skewer and fire.The heat from the skewer cooked the marshmallow.Thermal energy in the form of heat moved from the fire to the skewer and marshmallow. Many behavioral psychologists would disagree with the social cognitive theory because most believe that behavior is __________. A. affected by cognition B. not affected by cognition C. affected by conditioning D. not affected by conditioning (psychology)Its B: not affected by cognition When Clark was a boy what subjects did he learn from aunt georgina Find the measure for How did the alliance system in Europe most likely contribute to the start of World War I? The countries in the alliances sought protection against enemies by sharing military personnelO The countries in the alliances agreed to work together to gain power through colonizationO The countries in the alliances agreed to share economic resources based on open trade marketsThe countries in the alliances signed treaties agreeing to defend each other in times of war bruuuuuuuuu + bruh - brooo x to the pawer of 420 = what please answer this seriously with evidence and reasoning need help asap please help me if i get rong i will cry