A scientist is examining layers of the
earth and tracking information about
animal fossils found in each layer. For
many of the deeper layers there are
consistently large animal skulls but
there is a sudden shift in the skull size in
one layer and they are all much smaller
at that point for the remaining layers
until the earth's surface. What does this
suggest?

Answers

Answer 1

This suggests that sudden change that occur to the environment cause a different size animal to become the main species of that area.

Why the fossils of small skull organisms were found?

This is because at that particular environment the small skull organisms can survive at that time as compared to big skull animals. The presence of a specific type of fossil in the soil layer shows that the fossil organism live at that time on this area due to the presence of good environmental conditions so we can conclude that environment was good for the small skull organisms at that time.

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Related Questions

8. Ice erodes rock and deposits sediments to form

Answers

Answer:

glacial landforms

Explanation:

Glaciers cause erosion by plucking and abrasion. Glaciers deposit their sediment when they melt. Landforms deposited by glaciers include drumlins, kettle lakes, and eskers.

Answer:

Erosion and Deposition by Ice Key Concept Glaciers shape Earth’s surface by moving rock and sediment. What You Will Learn • As glaciers move, they form a variety of landforms by removing rock and soil. • Glaciers deposit rock material when they melt or retreat. Why It Matters Glaciers have formed many of the landforms on Earth.

If a DNA sequence is T A C C A T G G A A T T A C T, what is the matching RNA code?
A.) T T C A A T G G T C T A G G G
B.) A A C A A U G G U C U A G G G
C.) T A C C A T G G A A T T A C T
D.) A U G G U A C C U u A A U G A

Answers

Answer:

d

Explanation:

there change only tymine in cytosine

Match the following terms:
______ 2. Amino acids A. triplets of tRNA
_____ 3. mRNA B. brings amino acids to the ribosome
______ 4. tRNA C. copies DNA code to take it from the nucleus to the ribosome
______ 5. Codons D. triplets of mRNA
______ 6. Anticodons E. another name for a protein
______ 7. Polypeptide F. building blocks of proteins

Answers

2. Amino acids                 F. building blocks of proteins

3.  mRNA                             C. copies DNA code to take it from the nucleus to the ribosome

4. tRNA                                 B. brings amino acids to the ribosome

5. Codons                             D. triplets of mRNA

6. Anticodons                        A. triplets of tRNA

E 7. Polypeptide                     E. another name for a protein

Amino acids are the building blocks of proteins. Each amino acid attaches to each other and forms the protein chain.mrna copies the DNA and takes it from nucleus to ribosome for translation.codons are triple nucleotide code of mrna which codes for one amino acidAnticodons are triple nucleotide code of trnaprotein is also called polypeptide.

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What does it mean to be in the same species

Answers

Answer:

organisms belong to the same species if they can interbreed to produce viable, fertile offspring. Species are separated from one another by prezygotic and postzygotic barriers, which prevent mating or the production of viable, fertile offspring.

PLSS NEED THIS ASPA!!
WILL GIVE YOU BRAINLYEST!!

If the producer trophic level started with 1000 units of energy, what
amount of energy will the primary consumer trophic level have?

A. 1 unit
B. 10 units
C. 100 units
D. 1000 units

Answers

c.) have a good day! :) <3

Answer:

I believe that it would be C because of the 10% rule

Explanation:

what is boiling point in your own words pls

Answers

Answer:

Boiling Point is about 350 - 400 degrees

Explanation:

Answer:

Boiling point is the specific temperature when a liquid boils or when it turns into vapor

Explain why it is necessary that gametes (egg cells and sperm cells) have half the DNA that normal body cells have.​

Answers

Answer:Gametes are reproductive cells, such as sperm and egg. As gametes are produced, the number of chromosomes must be reduced by half. Why? The zygote must contain genetic information from the mother and from the father, so the gametes must contain half of the chromosomes found in normal body cells.

Explanation:

Answer The following with ᵒF and ᵒC.

Thank you if you answer this☺︎︎♡︎
This Question=15 points

Answers

I hope i am right

Explanation:

1. 20⁰F

-4⁰C

2.46⁰F

8⁰C

3.18⁰F

-8⁰c

How does energy released from the sun reach Earth? How does the sun's energy interact with Earth's atmosphere and hydrosphere?

Answers

Answer:

it realeses its energy through sun rays.

Explanation:

This is because, it's the rays that convey Sun light to the earth.

A CD4 count that is below which amount classifies an infected person as having AIDS?
A 200 cells per mm3
B 800 cells per mm3
C 400 cells per mm3
D 600 cells per mm3

Answers

Answer:

A. 200 cells per mm3

Explanation:

Answer:

I hope this helps.

Explanation:

which animal would you like to have as your pet​

Answers

Answer:

lion lion lion lion lion lion lion

Explanation:

or dog dog dog dog dog dog dog or cat cat cat

Answer:

white round ducks!

Explanation:

they're cyoot and maybe fluffy!!

A large bottle with a layer of mud on the bottom is filled with pond water. Several fish and some green plants are then added and the bottle is made airtight.
The living and nonliving contents of this bottle make up
A biome
A population
А
B
с
An ecosystem
D
A species

Answers

Answer:

Ecosystem

Explanation:

The living and nonliving contents of the bottle above mentioned make up a particular type of ecosystem.

What is an ecosystem?

An ecosystem is a given geographic sector or area where biotic and abiotic factors interact together.

The living forms (biotic factors) of an ecosystem form the community.

In conclusion, the living and nonliving contents of the bottle above mentioned make up a particular type of ecosystem.

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PLEASE PLEASE HELP

1. You are given a cell with four chromosomes. Explain what the cells look like in box A and in box B for a chromosomes in melosis. 2. How many chromosomes are in each of the gametes above? 3. When, during meiosis, do cells become haploid? Meiosis I or Meiosis II 4. Explain where in the diagram crossing over can occur. Time Att​

Answers

Answer:

Explanation:

kmferkl;jeiwohjnlwkkihebfkj, dks.wheryjkemnf


4. Encircle the odd one out and give reason​

Answers

Answer: A

Explanation: none of the listed can be produced naturally from the human body

Percey is studying the diagram shown here. the diagram is 1/4 of a larger diagram that explains the generic code. by studying the diagram Percey would be most likely to construct an answer to which of these questions

Answers

Answer:

fyjjngfhkuubbvff

Explanation:

bhjfffhjbvcfghbbvg

Which two organisms most likely have a recent common ancestor? Explain.

Answers

I believe that both the Bat and Humans have the most recent common ancestor. The reason I say this is because both diagrams show a wrist and arm-like structure. Also, they both hold a similar quality of fingers.

Hope this helps and have a nice day.

-R3TR0 Z3R0

Cells can be classified into two different categories: prokaryotic and
eukaryotic. Which of the following information is needed in order to
determine if an organism is prokaryotic?

Answers

Answer:

Prokaryotes are single-celled organisms belonging to the domains Bacteria and Archaea. Prokaryotic cells are much smaller than eukaryotic cells, have no nucleus, and lack organelles. All prokaryotic cells are encased by a cell wall. Many also have a capsule or slime layer made of polysaccharide.

The density of a substance is 4.0 centimeters if a sample Of the substance Has a volume of 25 Centimeters then what is the mass

Brainly will be given

Answers

the answer is 100 grams. the formula for finding mass is density x volume.
i hope this helps!

If heterozygous tall pea plant is crossed (mated) with another heterozygous tall pea plant,what is the genotype ratio of offspring?

Answers

Answer:

75%tall 25%short

Explanation:

picture of my work attached

Explanation:

Option B is the correct answer

How important is it for a cell to maintain the same number of chromosomes? Explain.

Answers

Answer:

It is important that the daughter cells have a copy of every chromosome, so the process involves copying the chromosomes first and then carefully separating the copies to give each new cell a full set. Before mitosis, the chromosomes are copied.

Hope this helps you. Do mark me as brainliest.

What are the environmental issues with using coal as a source of energy?

Answers

Answer:

Using coal as a source of energy can come with some environmental issues. And it involves other chemicals, which are sulfur dioxide and nitrogen oxide.
Sulfur dioxide contributes to acid rain and respiratory illnesses. Nitrogen oxide contributes to smog and respiratory illnesses. And particulates contribute to smog, haze, and respiratory illnesses and lung disease.

Please please help I've been asking this for like an hour! Serious answers please! Will mark brainliest! Explain

Answers

Answer:

the total resistance is 12 ohms

Amps = 1 amp

Explanation:

resistor in series add  so the total resistance is 12 ohms

E=I x R   E = voltage, I = amps, R = resistance

12 = I x 12

I=1

1 amp

resistor in series add  so the total resistance is 12 ohms

E=I x R   E = voltage, I = amps, R = resistance

12 = I x 12

  I=1 is the correct answer

Which statement best explains why oceanic crust is recycled at subduction zones?

Answers

Answer:

As a consequence of the density difference, when active margins of continental crust meet oceanic crust in subduction zones, the oceanic crust is typically subducted back into the mantle.

Explanation:

a block of wood has a mass of 6 .0 and a volume of 12 .0 CM what is the density Of the block of wood


Brainly will be given

Answers

Answer:

[tex]\boxed {\boxed {\sf d=0.5 \ g/cm^3}}[/tex]

Explanation:

Density is equal to mass over volume.

[tex]d=\frac{m}{v}[/tex]

The mass of the wood is 6.0 grams and the volume is 12.0 cubic centimeters.

[tex]m= 6.0 \ g \\v= 12.0 \ cm^3[/tex]

Substitute the values into the formula.

[tex]d=\frac {6.0 \ g}{12.0 \ cm^3}[/tex]

Divide.

[tex]d=0.5 \ g/cm^3[/tex]

The density of the wood is 0.5 grams per cubic centimeter.

If you find no insects at all in a pond or stream, what can you conclude?

Answers

There all dead then

How do plants and humans help each other out?

Answers

plants help humans breathe by providing us with oxygen, and humans help plants "breathe" by providing them with carbon dioxide.

Answer:

Photosynthesis and respiration are the two essential processes that allow life to sustain on earth. In a way, they are a cycle — plants help humans breathe by providing us with oxygen, and humans help plants "breathe" by providing them with carbon dioxide.

I hope it's helpful!

ASAP Help Please!! Which of the described compounds is required for cheese making?
O Alcohol
O Sodium bicarbonate (baking soda)
O Lactic acid
Gluten

Answers

Its C

On large-scale cheese production, using bought-in cultures is essential because when the milk is coming from multiple farms, often collected over several days, and is pasteurised, the cheese-maker needs to repopulate the milk with lactic acid bacteria in order for it to acidify and to prevent 'bad' pathogenic bacteria

Complete the following sentence.
While all of the food crops contribute to nutritional health, ___ are the most important to the prevention of famine conditions.

Answers

Answer:

Humanitarian aid are the most important to the prevention of famine conditions

How is DNA created?(short answer)

Answers

Explanation:

For a strand of DNA to form, nucleotides must be linked into chains, with the sugar phosphate groups alternating. DNA is made of the building block chemical called nucleotides. Nucleotides are made up of three main parts, a sugar group, a phosphate group, and some type of nitrogen base. Hope this answers, and is helpful! Have a great day! :))

which organism would be numerous in the ecosystem?

Grass
Rabbits
Snakes
Hawks

Answers

Answer:

I think it would be grass.

Explanation:

I am pretty sure it would be grass because there is much more grass on earth then hawks, snakes, and rabbits.

Answer:

I don't think grass count's as for what yr studying.. However, I think its the hawk. Bc if ur where to see who eats who...Bunny>is to>GrassAs for.. Snakes> is to.. Hawks!

Explanation:

Other Questions
Sal's Sandwich Shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is $2, and the profit on every wrap is $3. Sal made a profit of $1,470 from lunch specials last month. The equation 2x + 3y = 1,470 represents Sal's profits last month, where x is the number of sandwich lunch specials sold and y is the number of wrap lunch specials sold.1:Change the equation to slope-intercept form. Identify the slope and y-intercept of the equation. Be sure to show all your work.2:Describe how you would graph this line using the slope-intercept method. Be sure to write using complete sentences.3:Write the equation in function notation. Explain what the graph of the function represents. Be sure to use complete sentences.4:Graph the function. On the graph, make sure to label the intercepts. You may graph your equation by hand on a piece of paper and scan your work or you may use graphing technology.5:Suppose Sal's total profit on lunch specials for the next month is $1,593. The profit amounts are the same: $2 for each sandwich and $3 for each wrap. In a paragraph of at least three complete sentences, explain how the graphs of the functions for the two months are similar and how they are different. 6. If Misty practices for eight hours a day, six days a week, how many totalhours does Misty practice each week? How many hours in a year? Explain how the discoveries by Rosalind Franklinhelped Watson and Crick build an accuratemodel of DNA. HELPPPPPP ASAPPPP PLSSSS need help on These brainliest question A shirt is on sale for $15.75. This is 15% off the original price. What was the original price of the shirt?$18.11$13.39$17.25$18.53 David has 1,327.00 on his checking account. if he writes a check for 1,987.00, what will David's balance be Olivier a construit une maquette d'Airbus A400 Mrchelle 1/80. Sa maquette mesure 75 cm.Quelle est la longueur relle de cet avion? j'ai vraiment besoin d'aide :(( can enyone tell me a book to read thats eazy and for 4th grade hurry and help me PLEASE CAN SOMEONE PLS ANSWER-If W(- 10, 4), X(- 3, - 1) , and Y(- 5, 11) classify AEXY by its sides . Show all work to justify your answer what would most likely happen if governments fails to protect the rights of its citizens ?? Assuming the transition to turbulence for flow over a flat plate happens at a Reynolds number of 5x105, determine the following for air at 300 K and engine oil at 380 K. Assume the free stream velocity is 3 m/s. a. The distance from the leading edge at which the transition will occur b. Expressions for the momentum and thermal boundary layer thicknesses as a function of x for a laminar boundary layer c. Which fluid has the higher heat transfer Manjila gupta birth date Bob has his own cyber security company. Using the graph answer the following questions decrease 40 by 62 1/2% The perimeter of the rectangle is 28 units.What is the value of w?5 units7 units74 units15 units Will mark brainliest. someone help me with this ples with steps Find the value of x. Write your answer as a simplified radical if necessary. Which is one reason why this expression is equal to 0? [tex]8.29 \times \frac{ - 5.62 + 5.62}{5.62} [/tex]