WILL MARK BRAINLYIST!! (if mostly/ all correct)

1. According to the article "Drilling down into petroleum's impact on life on Earth", Peak oil is measured in RPRs (reserve-to-production ratios), which is recorded in years.

Question: Why does Iran have a higher RPR (80 years) than the United States (9 years)?

A. The United States consumes more oil than Iran.

B. Iran consumes more oil than the United States.

C. Iran produces more oil than the United States.

D. The United States produces more oil than Iran.


2. According to the article "Drilling down into petroleum's impact on life on Earth", carbon is a natural element that regulates Earth's temperature and makes the planet livable.

Question: Which event has led to major shifts in the carbon cycle becoming?

A. Peak oil has been reached this past decade.

B. Humans learned how to extract and burn fuel.

C. The API established units of measurement for oil.

D. Ancient algae and plankton were buried and crushed.

3.According to the article "Ask an Amazon Expert: Why we can't afford to lose the rain forest", how have humans impacted the Amazon rain forest in the last 50 years?

1. 20% of the rain forest is gone (Correct)

2. There are more roads and people there (correct)

3. Over half of the rain forest is protected (correct)

4. Extinct species have been reintroduced (NOT correct)


A. 1, 3 and 4


B. 1, 2 and 3 "correct answer" (ITS THIS ONE. B OR 1,2 and 3!!!)


C. 2, 3 and 4

D. 1. 2 and 4

4. According to the article "Ask an Amazon Expert: Why we can't afford to lose the rain forest", how is the Amazon rain forest connected to climate change?

A. Trees of the Amazon remove carbon dioxide from the air.


B. People of the Amazon produce most of the carbon dioxide that causes climate change.

C.Soil in the Amazon absorbs carbon dioxide.

D. Water in the Amazon River produces carbon dioxide, adding to climate change.

5. Which selection from the article "Scientists study Persian Gulf reefs for coral survival clues" identifies the biggest threat to coral reefs?

A. Warming waters spark bleaching events. Along with the bleaching, the ocean is becoming more acidic.


B. The researchers demonstrated that this new organism was the most commonly found algae throughout the gulf's coral reefs. They say it probably adapted as a result of the gulf's harsh conditions.

Answers

Answer 1

Answer:a d. c on second?

Explanation: United States produces more oil than most country's the states use more oil than iran


Related Questions

What can you infer about the position of the galaxies 100 million years
before this telescope photo was taken? How does this relate to the big bang
theory?

Answers

Although the picture for this question is not given, if we have the possibility to view galaxies from 100 million years ago and compare them to the photos we have today, we would see that their positions would be different.

Why would the position of the galaxies have changed?

This has to do with the fact that the universe is always expanding.

The idea of an expanding universe means that galaxies are moving farther away all the time.

However, due to the effects of gravity, some galaxies pull each other in and form groups or clusters.

Therefore, due to the formation of galaxy groups or clusters, the position of galaxies may have changed in relation to others from outside its groups in the last 100 million years, while remaining the same relative to other galaxies in its local group.

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Answer:

The positions have changed over time!

Explanation:

Because of this over time change I think it goes with evolution and big bang theory

How might the interdependence of organisms in a specific habitat be
helped or harmed as a result of changes in the ecosystem over time?

Answers

Changes in an ecosystem may benefit one organism by removing predators while affecting the predator species negatively.

What is the effect of change in ecosystem over time on the interdependence of organisms in a specific habitat?

Changes that occur in an ecosystem may occur as a result of natural or man-made causes.

Changes in an ecosystem may have positive or negative effects on the interdependence of organisms in a specific habitat.

For example in an aquatic habitat where certain species of fishes like sharks depends on smaller fishes like salmon to survive, if humans were to reduce the salmon population by overfishing, the sharks will be negatively affected as they may have to migrate to new hunting grounds.

However, some other fishes that are prey to shark may be able to grow more with the reduction on shark population in that area.

Therefore, changes in an ecosystem may benefit one organism by removing predators while affecting the predator species negatively.

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What protein is critical to the function of compact bones?

Answers

Collagen Fibers produce tough protein fibers that give bones flexibility and prevent shattering.
Collagen fibers is a critical function

These are standards that determine a scientists behavior, right or wrong.

Answers

Answer:

right beacuse

Explanation:

Cellulose is a polysaccharide (carbohydrate) and is a basic structural
component that makes up plant cell walls. Decomposers, such as bacteria and
fungi, produce cellulase to quickly break down cellulose. Cellulase is a(n)
hansport protein
Struttura Proton
Hormone
Enzyme

Answers

Answer:

Enzymes

Explanation:

A family of hydrolytic enzymes known as cellulases is responsible for the cellulolysis or hydrolysis of the polysaccharide cellulose, which results in the formation of monosaccharides such as glucose and shorter polysaccharides and oligosaccharides. Because of their numerous applications, these enzymes have a significant economic impact on the world.

What happened to most freedmen after the Civil War?
A. They got jobs in the new tobacco factories.
B.They received 40 acres and a mule to begin their own farms.
C.They got jobs working on the railroad.
D.They rented farmland from white landowners.

Answers

Answer:

D. They rented farmland from white landowners.

Explanation:

Answer:

They rented farmland from white landowners.

Explanation:

I took the test

Explain why sickle cell anaemia is persistent in the tropics yet it is lethal and these areas have high malaria Providence.​

Answers

Sickle cell anemia is persistent in the tropics because those with sickle cell anemia cant contract the malaria virus because of the shape of their blood cells, and this is advantageous in the tropics where there are more malaria cases. So those with sickle cell anemia live to pass on their genes.

There are no ____________ in the ____________ , located where the nerve fibers of the ____________ leave the eye and enter the ____________ . Consequently, this region of the retina is commonly called the ____________

Answers

There are no PHOTORECEPTORS in the OPTIC DISC located where the nerve fibers of the RETINA leave the eye and enter the OPTIC NERVE. This region is commonly called the BLIND SPOT.

The retina is an important layer of nervous tissue that covers the inside of the eye, in which the sensation of vision initiates.

Photoreceptors are specialized cells within the retina that respond to light stimuli. In the retina, there are two types of photoreceptor cells: cones and rods.

The blind spot is a small portion of the visual field of the eye that localizes in the optic disk within the retina.

There are no rods or cones (i.e. photoreceptor cells) within the optic disk.

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I need help question 15

Answers

Answer:

Perpendicular

Explanation:

The lines for both equations intersect.

Answer:

perpendicular

Explanation:

-2x+6y=3 ------> y=1/3x+13

It is flipped and as opposite sign.

The star in the diagram represents which of these? A. origin of replication B. replication fork C. replication bubble D. Okazaki fragment​

Answers

Given what we know about the process of DNA replication, we can confirm that the star shown in the diagram represents the replication fork.

During the replication of DNA in the cellular process of multiplication, a structure known as the replication fork is formed. This fork is a structure that forms by helicases, which tear the hydrogen bonds that hold together two DNA strands in the form of a double helix.

The resulting structure contains two prongs, which are branches of the original DNA strand which are no longer doble or in the form of a helix. This area where the strands are separating into prongs is the replication fork which is being marked in the diagram by the star.

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Think about what else do you know about weather and the sun? what would you like to know or learn more about? ​

Answers

Answer:

I Would Like To know more about the temperatures the sun makes on other planets

ASAP Brainly, right here right now!
Examine the comparison between a eukaryotic cell and a prokaryotic cell. Which two lettered choices provide a comparison of structures that encode genetic information for the cells? A) A and D B) B and D C) C and D D) None of these choices, as prokaryotic cells do not contain DNA

I am almost certain it is A) a and d) but I need reassurance.

Answers

Answer: c & d

Explanation:

C and D provide a comparison of structures that encode genetic information for the cells. So, the correct option is C.

What are Prokaryotic and Eukaryotic cells?

Prokaryotic cells are single-celled microorganisms known to be the earliest on earth. Prokaryotes include Bacteria and Archaea. The photosynthetic prokaryotes include cyanobacteria that perform photosynthesis. A prokaryotic cell consists of a single membrane and therefore, all the reactions occur within the cytoplasm which can be free-living or parasites.

Eukaryotic cells are defined as having a nucleus enclosed within a nuclear membrane and form large and complex organelles. Protozoa, fungi, plants and animals all contain eukaryotic cells which are classified under the kingdom Eukaryota.

Thus, C and D provide a comparison of structures that encode genetic information for the cells. So, the correct option is C.

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PLEASE HELP!! Identify and place the stages of mitosis in the chart.

Answers

Answer:

the nuclear envelope sentence goes to PROPHASE

The chromosomea align in sentence goes to METAPHASE

What kind of mixture can paint be classified as

Answers

Answer:

colloid

Explanation:

Answer:

the paint is a suspension paint is also a type of colloidal solution it is a 'solution in which the dispersed medium (the solvent) is liquid and dispersed phase is solid

The diagram below shows a certain method of grazing animals

Answers

Answer:

In agriculture, rotational grazing, as opposed to continuous grazing, describes many systems of pasturing, whereby livestock are moved to portions of the pasture, called paddocks, while the other portions rest.

Explanation:

hehe ....


Into which part of the bacteria cell is the human gene for insulin inserted?

Answers

Answer:

plasmid

Explanation:

plasmid

The human insulin gene is inserted into each plasmid. The plasmid acts as a vector - it is used to transfer DNA from one organism to another. Bacterial cells are made to take up the genetically modified plasmids.

What happens to the tides if the earth spinner fast??

Answers

Answer:

it would be a disaster

Explanation:

The centrifugal force would pull hundreds of feet of water toward the Earth's waistline.

Answer:

If the Earth were to spin faster, the tides would change because the fast speeds would increase stress; making tighter circles of convection. This would cause more natural disasters like hurricanes, cyclones, and tsunamis.

Explanation:

Hope this helps! BH

Which of the following explains how rumen biotechnology improves feed for ruminant animals?
by identifying small amounts of bacteria from tiny samples of meat
by boosting the bioavailability of carbohydrates and protein in plants
O by helping animals grow larger more quickly and produce cleaner meat
O by screening animals for physical defects and certain diseases

Answers

Rumen biotechnology improves feed for ruminant animals by boosting the bioavailability of carbohydrates and protein in plants. It can be used to improve the nutritive value of ruminant feedstuffs.

Rumen biotechnology refers to the use and management of the techniques of forestomach fermentation in order to improve the efficiency of ruminant production.

Rumen biotechnology can be used to improve the amount as well as the availability of macronutrients (i.e., carbohydrates and proteins) in plants.

However, this technology (rumen biotechnology) exhibits several limitations mainly associated with the identification of bacterial strains used during inoculation, proteins (recombinant enzymes) and genomic stability of the genetic constructs.

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The sequence by which electrons travel downhill during aerobic respiration. The se sequence has NADH, oxygen chain of transportation of electron, food and NAD.

Answers

Respiration (both aerobic and anaerobic) begins with glycolysis in the cytoplasm of a cell;

1 glucose molecule (C₆H₁₂O₆) is converted into 2 molecules of pyruvate in a 10-step process, consuming 2 ATPs and yielding 4 ATPs;

Additionally, 2 NAD+ molecules are reduced to NADH molecules;

In aerobic respiration, each pyruvate molecule then goes through the link reaction, getting converted to acetyl co-A in the mitochondrial matrix, producing 1 CO₂ molecule and 1 reduced NADH molecule;

Acetyl co-A then enter the Krebs or tricarboxylic acid cycle (TCA) where 2 CO₂, 1 ATP, 3 NADH (by reduction of NAD+) and 1 FADH₂ molecules are produced;

The NADH and FADH₂ molecules produced are electron carriers required for the electron transport chain (ETC);

The electron transport chain consists of 4 proteins within the inner mitochondrial membrane which are involved in the production of ATP by oxidative phosphorylation;

The first protein (C1) is responsible for oxidising NADH to NAD+, releasing energy used to generate the proton motive force (PMF) by pumping the protons (H+ ions) into the intermembrane space and the electrons released are transferred to a ubiquinone molecule;

The second protein (C2) is responsible for oxidising FADH₂ to FADH, also releasing energy used to generate the proton motive force (PMF) and, similarly to C1, the electrons released are transferred to ubiquinone;

The third protein complex (C3) transfers the electrons from ubiquinone to cytochrome C;

Finally, cytochrome C transfers these electrons to the fourth complex (C4), where they combine with free protons in the matrix and O₂ to to produce H₂0;

The PMF is then harvested via an ATP synthase protein where H+ flood back into the mitochondrial matrix, and the energy released is used to generate ATP from ADP and Pi;

ATP is now ready for use for bodily processes requiring it.

What term describes the total mass of trees, shrubs, herbaceous plants, and grasses present in a given forest on a given day

Answers

The term best describes the mass of the above-ground vegetation in a given forest would be the standing crop.

The standing crop of a forest specifically refers to the mass of all the living plant materials present in the forest at a particular time ranging from the biggest of trees, shrubs, herbs, to the tiniest of grasses.

Standing crop is as opposed to biomass in that the latter refers to the total mass of organic materials from the living and dead plants derivable from the forest.

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can some one help me with this please​

Answers

Answer:

1 answer is B

2 answer is c

3 answer is a

Explanation: hope this helps if it not right pls tell me

The gallbladder provides ________ that aid(s) in transport of lipids across the intestinal membrane.

Answers

The gall bladder provides bile salt.

The gall bladder is a small pear-shaped organ that is located at the abdomen inferior to the liver.

This organ stores and releases the bile salt produced from the liver.

The bile salt is released through the bile duct into the duodenum of the small intestine.

The bile salt is use to emulsify fat thereby aiding it's transport across the intestinal membrane.

Therefore, the gall bladder provides bile salt that aids in transport of lipids across the intestinal membrane.

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Label the process in the carbon cycle

Answers

Answer:

Photosynthesis

Explanation:

uhmm i think

Identify this functional group

Answers

Answer:

Hydroxyl

Explanation:

Hydroxyl groups are simple structures consisting of an oxygen atom with two lone pairs bonded to a hydrogen atom.

A hydroxy or hydroxyl group is a functional group with the chemical formula -OH and composed of one oxygen atom covalently bonded to one hydrogen atom.

Using these given definitions, a hydrogen bond is labeled with one linkage, while a covalent bond is with two links to the Carbon Atom.

See attached image for a similar diagram for proof.

The ability to taste the chemical PTC is determined by a single gene in humans with the ability to taste given by the dominant allele T and the inability to taste by the recessive allele t. Suppose two heterozygous tasters (Tt) have a large family.

QUESTION A: Predict the proportion of their children who will be tasters and non-tasters. Use a Punnett square to illustrate how you make these predictions.

QUESTION B: What is the likelihood that their first child will be a taster?

Answers

Answer:

ok

Explanation:

Tt x Tt= 1:TT 2:Tt 1: tt 75% of the offspring are PTC tasters (TT and Tt) 25% are not (tt). Every time they have a child, the odds are 75% taster, 25-% not.

You are competing at a high school gymnastics meet. Your floor routine music begins
and you start running in a positive direction into a tumbling pass, starting from rest.
At 2s, your velocity is 4.5m/s. Calculate your acceleration.
Your Answer:
Answer
units

Answers

Answer:

2.25 m/s^2

Explanation:

Acceleration is the speed which you are increasing by per second. Therefore to find acceleration all you need to do is divide the change in velocity (4.5) by the time (2). Your units than become (m/s)/s or m/s^2.

Chemicals that help chemical reactions occur faster rates in living organisms are known as

Answers

The called enzymes that sped up chemical reactions

PLEASE HELP WHAT IS THIS BUG

Answers

Answer:

i dont know

Explanation:

Sort of looks like a carpet beetle larva…but it’s hard to tell not knowing your location! If it is that, it’s harmless!


Cells of the nervous system which supports the neurons by producing myelin sheaths and
attaching neurons to blood vessels are called:

Answers

Answer:

Schwann cells :)

2) Given DNA strand: TAT GGT GAT GTG TAG
mRNA strand:
amino sequence:

Answers

Answer:

mRNA: AUA CCA CUA CAC AUC

Protein: ILE PRO LEU HIS ILE

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