Two lakes are close to one another and sometimes connect when floods occur. Each lake has two species of fish that are very similar. One species has brown scales and the other species has orange scales. One hypothesis for the origins of the fish species is shown below. What does this hypothesis state?

A. The fish in Lake 1 and Lake 2 come from different types of ancestors.

B. The fish in Lake 1 and Lake 2 originally lived in the same lake.

C. The fish in Lake 1 and Lake 2 are descended from a common ancestor.

D. The fish in Lake 1 and Lake 2 developed due to geographic separation.

Answer:

Explanation:

What he is trying to do is see if the repellant does any good. So the roses that do not get the repellent are the control group.

If they become 1/2 chewed up, and the others do not, the repellent works.

We had deer that visited our property and their favorite flower was the tulip. They are very sloppy eaters -- no table manners at all. So it was evident that they had been there,  I don't think they liked coffee and that's how the problem was solved.

They did not attack our vegetables (carrots which have a high natural sugar content), nor anything in the garden

Just the tulips around the house.

Answer:

bacteria blooms and decreased underwater photosynthesis causes hypoxia, killing the fish. c. floating algae die, increasing sunlight penetration and heating the water. ... This has led to algal blooms in the pond which periodically reduce the amount of dissolved oxygen available in the water

Explanation:

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Answer:

Three ways to be exposed to toxic substances:

1. Inhalation - Inhalation is when we are breathing something into our lungs. For example, a firefighter may ingest toxic gasses and chemicals when entering a burning house.

2. Ingestion - Ingestion is when we are taking something by mouth. If someone eats a piece of cheese that is expired, they will most likely get food poisoning.

3. Skin contact - Skin contact is when a substance is in direct contact with our skin. For example, if someone spills an acidic substance on their arm during science class, this is considered a toxin and they may get a painful chemical burn.

Answer:

b. trait

Explanation:

A trait is a part of a chromosome that is inherited from the parent(s). Inherited traits are passed from parent to offspring.

Answer: infrared radiation

Explanation:

Answer:

Most of the energy that heats Earth's atmosphere is infrared radiation

Explanation:

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The human body has 6 main levels of structural organization. We will begin this lesson with the simplest level within the structural hierarchy. Chemical level – is the simplest level within the structural hierarchy. The chemical level includes the tiniest building blocks of matter, atoms, which combine to form molecules, like water.

Answer:

Autotrophs

Explanation:

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Answer:

it is only the black cra ppie.

Explanation:

the whirl gig beetle, water cricket are secondary consumers and the copepod is a primary consumer.

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The Required genotype of the Man should be BB in order to have only brown eyed offsprings.

Correct option - C. BB

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Answer:

equator

Explanation:

hope u get it right

Answer:

they blow from the east and the west to the south end north of the equator.

Explanation:

they help ships travel west and they can they can also steer storms like hurricanes too

Answer:

option C

Explanation:

Adaptation is the physical or behavioural characteristic of an organism.that is both external or internal.

Answer:Nitrogen occurs in all organisms, primarily in amino acids

Explanation:

Nitrogen occurs in all organisms, primarily in amino acids (and thus proteins), in the nucleic acids (DNA and RNA) and in the energy transfer molecule adenosine triphosphate. The human body contains about 3% nitrogen by mass, the fourth most abundant element in the body after oxygen, carbon, and hydrogen.-wikipedia

Explanation:

Vestigiality is the retention during the process of evolution of genetically determined structures or attributes that have lost some or all of the ancestral function in a given species. Assessment of the vestigiality must generally rely on comparison with homologous features in related species.

Answer:

Oil and gas production are among the main culprits of air pollution – one of the world's biggest killers according to the United Nations. When fossil fuels are burned by power plants, automobiles and industrial facilities, they generate toxic gases.

Answer:

(UV) radiation is with recent research showing that UV radiation has the capacity to degrade folate in human blood and skin.

Explanation:

Answer:

I do

Explanation:

I don't know i just do

Answer:

There are the physical and chemical method

Explanation:

Physical control includes such methods of control as high or low temperature, desiccation, osmotic pressure, radiation, and filtration.

Chemical control refers to the use of disinfectants, antiseptics, antibiotics, and chemotherapeutic antimicrobial chemicals

Answer:

3 materials

Explanation:

The jacket and trousers worn by a firefighter have to be constructed from materials that will withstand intense heat. Aramid fiber is a synthetic fiber that is highly regarded for its strength and heat resistance. Nomex is the trade name for arimid fiber clothing, and this type of material is used in the construction of a firefighter jacket and trousers. Nomex is often combined with Kevlar to increase the strength of the material.

Answer:

Firefighters jackets are made of fire resistant fabrics such as Nomex, Aramid or Kevlar. Bunker gear or turnout gear is the term used by many fire departments to refer to the protective clothing worn by firefighters.

Answer:

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Explanation:

Bile - a bitter greenish-brown alkaline fluid which aids digestion and is secreted by the liver and stored in the gall bladder.

Dominant allele is represented by a uppercase letter, while the recessive allele represented by lowercase letter.

Answer:

Carrying capacity is never static. ... More rapid changes in carrying capacity may be caused by disturbances of the habitat occurring because of a fire or windstorm, or because of a human influence such as timber harvesting, pollution, or the introduction of a non-native competitor, predator, or disease.

Explanation: More rapid changes in carrying capacity may be caused by disturbances of the habitat occurring because of a fire or windstorm, or because of a human influence such as timber harvesting, pollution, or the introduction

Answer:

using a condom

Explanation:

There was no life on Earth for the first billion years because the atmosphere was not suitable for life. Earth's first atmosphere had lots of water vapor but had almost no oxygen. Later, frequent volcanic eruptions put several different gases into the air.

Answer:

The answer would be d

Explanation:

This is because i said so

Answer:

A

Explanation:

Explanation:

Starch a complex carbohydrate,can be directly broken down into simpler sugar.

During the digestion of foods, large molecules are broken down into smaller

molecules. For example, starch, a complex carbohydrate, can be directly

down into simple sugars.

The digestion of Starch begins in the mouth with the enzyme salivary

amylase acting on it. The starch is also acted upon by the pancreatic amylase which hydrolyzes it.

The hydrolyzed starch is then converted to simple sugars such as glucose,

maltose, maltotriose, and a -dextrins,

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