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Water has a unique property. Like most liquids, it becomes denser as it cools, but at 4°C it reaches maximum density. Solid ice is less dense than liquid water, which is why ice floats. How would this property protect aquatic life in a lake?

A. The lake would not freeze solid.

B. Predators would be kept out of the lake.

C. Dissolved oxygen would remain in the lake.

D. Heat would be conducted away from the lake.

Answers

Answer 1

Answer:

A

Explanation:

It's A

Answer 2

Due to this unique property of water, the lake would not freeze solid.

What is anomalous expansion of water?

The anomalous expansion of water is an abnormal property of water in which it expands instead of contracting when the temperature goes from 4 degree Celsius to 0 degree Celsius and it becomes less dense.

Due to this property of water, the aquatic life is protected deep in water in colder region so we can conclude that due to this unique property of water, the lake would not freeze solid.

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Related Questions

What sequence would be on the other strand of DNA if one strand of DNA containsthe sequence TACGGATCACTAATC . Do not put spaces between the letters in your answer .​

Answers

If one strand of DNA contains the sequence TACGGATCACTAATC, the other strand will contain the sequence ATGCCTAGTGATTAG.

please help me simple bio genetics

Answers

the answer is D
met-trp—asn—arg-cys-stop

A DNA nucleotide is composed of

Answers

Answer:

The answer is Cytoplasm

Explanation:

Phosphate, sugar and a base

What determines how long the Moon takes to complete one
cycle of phases?

Answers

Answer:

It takes 27 days 7 hours and 43 minutes for the Moon to complete one full orbit around Earth. it's called the sidereal month it's measured by our Moon's position relative to distant fixed stars. but it takes our Moon about 29.5 days to complete one cycle of phases from new Moon to new Moon.

Explanation:

learned about it in 5th grade

Describe one type of factor that controls cell division.

Describe how damage to one of these factors can affect the cell division process.

Thanks!

Answers

The cell cycle is controlled by many cell cycle control factors, namely cyclins, cyclin-dependent kinases (Cdks) and cyclin-dependent kinase inhibitors (CKIs). Cyclins and Cdks, which are positive regulators of the cell cycle, activate cell cycle factors that are essential for the start of the next cell cycle phase.

Factors Affecting Cell Division
Nutrients. The nutrients present in the cell affect cell division. ...
Genetics. Genetic code regulates cell division. ...
Chemicals. Exposure to toxic chemicals such as pesticides and some cleaning chemicals can cause cell mutation. ...
Stress. Stress affects cell division.

Numerous cell cycle regulatory components, including cyclins, cyclin-dependent kinases (Cdks), and cyclin-dependent kinase inhibitors, regulate the cell cycle (CKIs).

What is a factor that controls cell division?

Positive cell cycle regulators cyclins and Cdks activate cell cycle components that are necessary for the beginning of the subsequent cell cycle phase.

The Influences on Cell Division Nutrients. Genetics: The nutrients in the cell have an impact on cell division. Cell division is controlled by genetic code and chemicals. Cell mutation can occur as a result of exposure to hazardous substances like pesticides and some cleaning products. Stress. Cell division is impacted by stress.

Therefore, numerous cell cycle regulatory components, including cyclins, and cyclin-dependent kinases Cdks.

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Hello what happens when you are. Buried wouldn’t it be bad if you were still alive and you wake up in a grave and it is pitched black?

Answers

Answer:

I mean yeah then you would just have to lay there and just slowly starve to death because your buried and the weight of the dirt or sand or whatever you got buried in would be to heavy

No, it’s not good you most likely suffocate and not survive especially in the dark at night someone might not hear you screaming in panic

Using the graph below, what does 'K' represent?
3
k
population
2
time
Death rate
Exponential growth
Ecosystem decline
Carrying capacity

Answers

Answer:

Explanation:

I can't help u cause there is no graph

What does the Smooth E.R. Do

Answers

Answer:

it's important function is to manufacturer Lipids

Answer:

The smooth E.R mainly makes the lpids that make up the cell membrane.

Explanation:

Will give brainliest If you increase the rainfall across the region that the Buffalo are in, how do you think that would affect the carrying capacity for Buffalo in the ecosystem?

Answers

Answer:

The Buffalos carrying capacity would most likely go down if the water supply increases.

Explanation:

If water supply increases Buffalos would have easier access to water. example: instead of getting new water every month or so when it rained they can get water anytime due to the increased supply.

The "Buffalos-carrying" capacity would most likely go down" if, the water supply increases," If water supply increases Buffalos would have easier access to water".

Did a change in temperature cause the buffalo population to increase?

Buffalo does shift in regard to the environment because if the climate impacts the carrying-capacity, by involving the resources.

If "the carrying-capacity goes up or down then the people of buffalos would up or down "with it. Although it does not impact the population much.

Thus, Example instead of getting new water every month or so when it rained they can get water anytime due to the increased supply.

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Write "A" next to words that can describe abiotic factors. Write "B"next to words that can describe biotic factors.

Answers

Answer:

Wind- A

Sunlight- A

Deer- B

Soil- A

Sunflower- B

Water- A

Fungus- B

Snow- A

Eagle- B

Temperature- A

Explanation:

In an ecosystem and biology as a subject, environmental factors are either biotic or abiotic. BIOTIC FACTORS are those factors that involves living organisms i.e. factors that have life in them. For example, the biotic factors denoted as 'B' in this question are deer, sunflower, fungus, eagle which are all under plant, animal or microbes category.

On the other hand, ABIOTIC FACTORS are factors that involve non-living or inanimate objects i.e. factors that have no life in them. For example, the abiotic factors denoted as 'A' in this question are wind, sunlight, soil, water, snow, temperature etc.

Answer:

wind- A

sunlight- A

deer- B

soil- A

sunflower- B

Water- A

fungus- B

snow- A

Eagle- B

temperature- A

Explanation:

describe thermal energy in your own words

Answers

Answer:

Due to the movement of particles within that object or system, thermal energy is energy owned by an object or a system. ... The result of thermal energy is that an object or system has a temperature that can be measured. Thermal energy can be transferred in the form of heat from one object or system to another.

Explanation:

is narcolepsy recessive or dominant

Answers

Answer:

Recessive

Explanation:

Answer: Recessive

Explanation:

Suppose that a cytoplasmic protein (a protein that will function in the cytoplasm inside of the cell) is synthesized by a particular cell type. Describe the route that this protein will take from the moment its synthesis starts in the nucleus until it makes it into the cytoplasm.

Answers

Answer:

A specific gene that contains the information to encode the target protein is transcribed as a primary transcript (pre-mRNA). Subsequently, the pre-mRNA is processed to form a mature mRNA. Finally, this mRNA then moves through a nuclear pore from the nucleus to the cytoplasm where proteins are translated in the ribosomes

Explanation:

The cell nucleus contains the majority of the cell's genetic material localized on linear molecules called chromosomes. During transcription, genes (specific chromosome segments) are used to synthesize primary transcripts (pre-mRNAs) which are then proceeded to produce mature messenger RNAs (mRNAs). RNA processing involves the removal of non-coding intron regions and the joining of coding exon regions (RNA splicing) in order to form a mature mRNA sequence. Subsequently, the mature mRNA leaves the nucleus through the nuclear pores of the nuclear membrane and travels to the ribosomes where is decoded (translated) to produce a specific polypeptide chain (i.e., a protein). Within the ribosome, the mRNA strand binds to multiple transfer ribonucleic acids (tRNAs) via complementary and consecutive three-nucleotide mRNA sequences called triplets or codons, and tRNAs deliver specific amino acids that are consecutively added to the polypeptide chain.

Oxygen is carried through the blood by the protein hemoglobin. It is said in the article that a mutation of this protein known as
is the result of oxygen poor blood, which appears blue in veins.
A)Hemotosin
B)Methemeglobin
C)Hemolethoglobin
D)Blood Platelets

Answers

Answer:

The correct answer is - B) Methemeglobin.

Explanation:

Methemeglobin is a blood disorder due to the mutation in the hemoglobin which is known as the result of oxygen-less blood. In this disorder, the tissue did not get enough oxygen and appeared to be purple, or blue.

In this mutated form of hemoglobin iron atoms present in ferric instead of the ferrous state and therefore not able to bind with oxygen. It appears blue in veins and tissues look blue or purple.

Please help! Thank you... 3

Answers

Answer:

Adenine (A) = 28%

Cytosine (C) = 22%

Explanation:

The DNA molecule, which is the genetic material that stores or holds information needed by the cell for growth, reproduction etc. Structurally, the DNA is composed of nucleotide subunits, which are of four types namely; Adenine, Guanine, Cytosine, and Thymine etc.

According to Chargaff in his complementary base pairing rule, he states that Adenine will always pair with Thymine (A-T) while Guanine will always pair with Cytosine (G-C). Based on this, Chargaff further stated that the amount of adenine must be equal with that of thymine while that of guanine must be equal to cytosine.

In total, their total amount must be equal to 1 or 100% i.e. (A + T) + (G + C) = 100%. In this question, 22% of Guanine are found in the DNA of a fox. This means that automatically, the percentage of cytosine is 22%. We then calculate the amount of Adenine and Thymine as follows:

(A + T) + (G + C) = 100%

A + T + 22 + 22 = 100

A + T + 44 = 100

A + T = 100 - 44

A + T = 56

Since A = T,

56/2 = 28

Hence, A = 28%, T = 28%

tanked

A.)
B.)
C.)
d

Answers

Answer:

A.)

Explanation:

The answer is A. I believe this is correct please inform me if it is correct or incorrect. Stay afriv

The answer is A.........

The pH of coffee is close to 5 and that of pure water is 7. This means that

Answers

Answer:

coffee is more acidic than water?

Explanation:

i am not sure if this is what you are asking but thats what my first thought to answer was

The granite boulders in Rocky Mountain National Park are a favored place among talented climbers who specialize in the art of bouldering, or climbing harder (but shorter) routes without tying into a rope. Climbers have taken to (illegally) stashing foam crash pads underneath the boulders but marmots and other rodents chew up the pads and the litter is spread by the wind. Why would the park be overused in this manner

Answers

Answer:

Follows are the solution to this question:

Explanation:

The National Park for Rocky Mountain is among the nation's best popular national parks. Rich fauna wandering the valley and also some derisive recreational sports on the planet including its majestic peaks throughout every way is no surprise that each year upwards of 3.5 million people flocks to this park. Throughout this issue, the park would be overplayed as described, since the marginal private expense of using the parks is less than those of using the park at a marginal cost.

This refers to information gathered by observation or experimentation​

Answers

Explanation:

info gathered b4 and after an experiment is used to confirm or disprove a hypothesis ( educated guess).

Which is larger, 40 centimeters or 670 millimeters?​

Answers

Answer:

670 Millimeters

Explanation:

1 Millimeter = 0.1 Centimeter

670 millimetres is equal to 67 cm which is greater than 40 cm. So 670 mm is greater than 40 cm.

What is a millimetre?

It is a unit of measurement for length/distance. It is a very small unit of measurement. It is a visible unit of measurement, unlike a micrometre which is smaller than a millimetre but measures things that are not visible to the unaided eye.

It is a part of the metric system commonly used in Science, Technology Engineering and Mathematics (STEM). A millimetre is measured as one-thousandth of a metre.

The word metre is derived from a Greek word which means measure. The metric system that is used internationally for the measurement of various quantities is based on decimals.

Like a millimetre is one-thousandth of a metre, a micrometre is one-millionth of a metre. A centimetre is one-hundredth of a meter and a quantity smaller than a micrometre called a nanometer is one-billionth of a meter.

Therefore, 670 mm is 67 cm which is greater than 40 cm.

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How are
lactic acid fermentation and
alcoholic fermentation similar?
How are they different?

Answers

Answer:

Both are anaerobic processes that break down glucose to make ATP and recycle NAD+ to glycolysis. Lactic acid fermentation produces lactic acid, alcoholic fermentation produces alcohol and carbon dioxide.

Explanation:

What is another term for the responding variable?
O primary variable
dependent variable
independent variable
uncontrolled variable

The answer is DEPENDENT VARIABLE
-edgy 2021

Answers

Answer:

B. Dependent variable.

Explanation:

An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).

Hence, an experiment is used by scientists or psychologists to illustrate how a change in variable affects behavior.

This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.

In an experiment, there are two (2) main types of variables and these are;

I. Independent variable: this is the variable that is being manipulated or alters and as such it is the cause of a behavior. This variable stands alone.

II. Dependent variable: this variable is the direct effect of the actions of the researcher in an experiment.

Basically, the dependent variable is the variable that is being measured and tested by an experimentalist.

Hence, dependent variable is another term for the responding variable because it responds to an action.

describe all of the possible phenotypes of the father's parents. Show the punnet square to support your awnser

Answers

Answer:

We don't know.

Explanation:

We need more to answer this.

In a unique species of plants, flowers may be yellow, blue, red, or mauve. All colors may be true-breeding. If plants with blue flowers are crossed to red-flowered plants, all F1 plants have yellow flowers. When these produced an F2 generation, the following ratio was observed: 9/16 yellow, 3/16 blue, 3/16 red, and 1/16 mauve. Determine the F1 results of a cross between true-breeding red and true-breeding mauve flowered plants.

Answers

Answer:

F1) 100% bbRr, red flowered plants.

Explanation:

Available data:

flowers may be yellow, blue, red, or mauvecolors may be true-breedingthe cross of blue-flowered plants with red-flowered plants, produce plants that have yellow flowersF2 generation: 9/16 yellow, 3/16 blue, 3/16 red, and 1/16 mauve.

Knowing that the phenotypic ratio is 9:3:3:1, we can assume that there are two genes involved in the flower color expression. We can name these genes B and R with a dominant and a recessive allele each (B, b and R, r respectively).

According to the first cross, we might establish the following genotypes:

1st Cross: blue-flowered plant     x     red-flowered plant

Parentals)         BBrr                     x                bbRR

Gametes)     Br, Br, Br, Br                         bR, bR, bR, bR

F1) 100% BbRr, yellow plants

Parentals)   BbRr     x     BbRr

Gametes) BR, Br, bR, br

                BR, Br, bR, br

Punnett square)     BR       Br        bR          br

                  BR     BBRR    BBRr   BbRR     BbRr

                  Br      BBRr     BBrr     BbRr      Bbrr

                  bR     BbRR    BbRr    bbRR      bbRr                    

                  br      BbRr     Bbrr      bbRr      bbrr

F2)  9/16 yellow ---> 1/16 BBRR + 2/16 BBRr + 4/16 BbRr + 2/16 BbRR  

       3/16 blue ------> 1/16 BBrr + 2/16 Bbrr

       3/16 red---------> 1/16 bbRR + 2/16 bbRr

       1/16 mauve ----> 1/16 bbrr    

So,

Yellow-flowered plants: BBRR, BBRr, BbRR, BbRrRed-flowered plants: bbRR, bbRrBlue-flowered plants: BBrr, BbrrMauve-flowered plants: bbrr

According to these genotypes, the second cross would be like following,

2nd Cross: true-breeding red-flowered plants with true-breeding mauve flowered plants.                

Parentals)          bbRR       x        bbrr

Phenotype)       Red                   Mauve

Gametes)   bR, bR, bR, bR      br, br, br, br

Punnett square)    bR       bR        bR        bR                    

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

F1) 100% bbRr, red flowered plants.

ADD NOTE QUESTION GUIDE
Scientists around the world use a standardized taxonomic
system. Why would scientists want to use a taxonomic system that is standardized?
A
In order to place organisms in different groups
B
In order to avoid confusion with the identification
of organisms
C
So that Latin names can be applied for a practical
purpose
D
Because Linnaeus established the system

Answers

Answer:

In order to avoid confusion with the identification of organisms

Explanation:

1-Brown eyes (B) are dominant to blue eyes (b). Straight hair (H) is dominant to curly hair (h). Free earlobes (E) are dominant to attached earlobes (e). If individual one who has the genotype BbHhEe is crossed with individual two who has the genotype bbhhEe, what is the probability that their offspring has brown eyes, straight hair, and attached earlobes?(I asked last time but I didn't get a serious answer, please make your answers as one percentage.)

Answers

Answer:

The correct answer would be - 1/16 or 6.25% is the probability that their offspring has brown eyes, straight hair, and attached earlobes

Explanation:

In this question, it is given that-

1. Brown eyes (B) are dominant to blue eyes (b)

2. Straight hair (H) is dominant to curly hair (h)

3. Free earlobes (E) are dominant to attached earlobes (e)

Now the cross between BbHhEe (Brown eyes-straight hair-free earlobe) with bbhhEe (blue eyes-curly hair-free earlobe) takes place.

Gametes will be -

BbHhEe - BHE, BhE, Bhe, BHe, bHE, bHe, bhE, bhe

bbhhEe - bhE, bhe

cross would be -

            BHE      BhE       Bhe        BHe        bHE        bHe        bhE       bhe

bhE   BbHhEE  BbhhEE BbhhEe BbHhEe bbHhEE  bbHhEe bbhhEE bbhhEe

bhe   BbHhEe  BbhhEe Bbhhee BbHhee bbHhEe  bbHhEe bbhhEe bbhhee

By the Punnett cross, we get only one out of 16 offspring with brown eyes, straight hair, and attached earlobes

Thus, the correct answer would be - 1/16 or 6.25% is the probability that their offspring has brown eyes, straight hair, and attached earlobes

What type of volcano forms mostly near hotspots?
1. Shield
2. Composite
3. Cinder Cone

Answers

Answer:

shield volcanoes

Explanation:

As hotspot material rises, the pressure drops so the hotspot begins to melt producing magma .

Answer:

Ash released from shield volcanoes often builds up around the vent forming a steep, round hill known as a cinder cone. A lava tube may also form, beneath the surface of the ground, when low.

Explanation:

should there be male and female jobs in science and technology?

Answers

Yes there should yes

Granite forms when liquid magma slowly cools within the Earth's crust. Basalt can form when lava cools on Earth's surface. What do granite and basalt have in common? *

Can you please help with this?

Answers

Answer:

well in some cases granite is not in fact allowed to from bacause many popele said no.

Explanation:

you see here i have no idea waht this is because i m not in this class but  

       

Answer:

They are both types of igneous rocks

Explanation:

Which part of the plant converts energy from the sun into food?
Question 1 options:

Roots

Stem

Leaves

Flowers

Answers

The answer is C) Leaves

Answer:

The leaves

Explanation:

its the leaves since they are the ones that take in the energy

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