the first living organism on earth was probably a(n) ___ because the fossil remnants indicate a single-celled prokaryote.

Answers

Answer 1
Bacteria is the first living organism on earth

Related Questions

The image above shows a macromolecule. Based on the structure, identify which macromolecule is shown in the picture.
A
Nucleic Acids
B)
Lipids
Carbohydrates
D)
Proteins

Answers

Carbohydrates is the correct answers

Answer:

Carbohydrates

Explanation:

Carbohydrates (also called carbs) are a type of macronutrient found in certain foods and drinks. Sugars, starches and fiber are carbohydrates. Other macronutrients include fat and protein. Your body needs these macronutrients to stay healthy.

Which of the following enzymes is NOT part of DNA replication?
O helicas
lysozase
O polymerase
primase

Answers

Answer:

lysozase

Explanation:

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HELP ASAP!
Which of the following is true regarding glycolysis ?
Choose 1 answer.
A.) It requires glucose as a reactant.
B.) It produces 36 ATP.
C.) It occurs in the mitochondria.
D.) It is an aerobic process. ​

Answers

Answer:

I would have to say A

Explanation:

Glycolysis is the first step in the breakdown of glucose to extract energy for cellular metabolism. So we already know that it uses glucose because thats what its breaking down. Glycosis produces 2 ATP so B is wrong. Glycolysis happens in the cytoplasm so C is wrong. Finnaly aerobic is using free oxygen in the process of the reaction. However glycolysis uses no oxygen and is  anaerobic.

Glycolysis requires glucose as a reactant.  

Glycolysis refers to a cytoplasmic pathway that dissociates glucose into the three-carbon compound and produces energy in the form of ATP.  

• The process of glycolysis takes place in the cytoplasm.  

• In the process, the net production of 2 ATPs takes place.  

• It can be both anaerobic and aerobic process.  

• The process of glycolysis completes in 10 steps, five of which are in the preparatory phase and the rest 5 are in the pay-off phase.  

• The process of glycolysis is used by all the cells of the body to produce energy, and the final product of glycolysis is pyruvate.  

Thus, correct answer is option A, that is, it requires glucose as a reactant.

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all you need is in the photo ​

Answers

i’m pretty sure the answer is D but i’m not 100%

Answer:

The fox will receive less than 4000 kJ of energy from the red squirrel

I will give brainliest to the first person who guess this right.
What is this creature called?
a) Mutant Rabbit
b) Bilby
c) Jack Rabbit
d) Netscheri​

Answers

The creature’s name is a billy
B a bilby an Australian species that became extinct in the 1950s.

On February 21, a student observes that the Moon cannot be seen in the clear
night sky. On what date will the student not be able to see the Moon again in the
clear night sky?
A. February 28
B.March 7
C.March 14
D.March 21

Answers

Answer:

Okay so the answer is

C...

On February 21, a student observes that the Moon cannot be seen in the clear night sky. The date when the student is not able to see the Moon again is on March 21. The correct option is D.

What is the moon?

The moon is the only natural satellite of the earth. It is white and gray and visible from the earth on nights only. It is the fifth-largest satellite in the solar system.

The moon has different phases seen from the earth because the moon revolves around the sun. The four phases have been named full moon, no moon, C moon, and half moon.

In 28 days, the moon is not visible for one day, then the other day it is visible and C-shaped. The student was seen on February 21.

21 + 27 day means 21 march.

Thus, the correct option is D. March 21.

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What happens when a stationary front passes?

Answers

Answer:

_________

Explanation:

Because a stationary front marks the boundary between two air masses, there are often differences in air temperature and wind on opposite sides of it. The weather is often cloudy along a stationary front, and rain or snow often falls, especially if the front is in an area of low atmospheric pressure.

please help only if you know
please also only give a simple answer please don’t search up

Answers

transcription and translation of this subset of genes determines how a cell looks and acts when in the process of forming into a more mature cell.

What level in the hierarchy of life would have many characteristics in common?

Answers

ecosystem and biosphere

I need to know this I will MARK BRAINLIEST WHO EVER ASWERS FIRST

Answers

Answer:

If i am supposed to choose more than one, i would say that plants, animals and bacteria are biotic factors.

Explanation:

A biotic factor is a living organism that shapes its environment.

What is the sentence stem cell?

Answers

Answer:

Sentences Mobile

Stem cells in embryos generate all other tissues in the body. Opponents say the use of embryonic stem cells would encourage abortions.

Explanation:

Sentences Mobile

Stem cells in embryos generate all other tissues in the body. Opponents say the use of embryonic stem cells would encourage abortions.

Explain how an evergreen tree stores water during months of little rain.

Answers

Answer:

i think they are orignally from cold areas so they store water and moisture in there needles. and they stay green year round.

Explanation:

Where in the oceans are the highest values of salinity found?
in mid latitude regions, wind qusts are strongest
in subtropical regions, where evaporation exceeds precipitation
O near the equator, where precipitation exceeds evaporation
O in polar regions, where ice sheet volumes are shrinking

Answers

Answer: in subtropical regions, where evaporation exceeds precipitation

Hope it helps :)

Explanation:

The different forms of a gene are called
(1 Point)
traits
hybrids
alleles

Answers

I believe it’s alleles

Una planta de jardín presenta dos variedades: una de flores rojas y hojas alargadas y otra de flores blancas y hojas pequeñas. El carácter color de las flores sigue una herencia intermedia, y el carácter tamaño de la hoja presenta dominancia del carácter alargado. Si se cruzan ambas variedades, ¿Qué proporciones genotípicas y fenotípicas aparecerán en la F2? ¿Qué proporción de las flores rojas y hojas alargadas de la F2 serán homocigóticas?

Answers

Answer:DA FAW>K

Explanation:

Will mark Brainliest! What term refers to crops that mainly protect other crops during their early days?
nurse crops
forage crops
pasture crops
Peas, peanuts, or corn is an example of such crops.

Answers

Answer:

Nurse crops

Explanation:

Help me with this! Due in a hour!

Answers

The answer is endothermy

Answer:

Explanation:

its d get her done

hope it helped

The picture above shows the early embryos of a human and a chicken. Gill slits and tails are shown in both. What does
this most likely suggest?

Answers

Answer: C

Explanation:

:}

Products enter a reaction and reactants come out of a reaction true or false?

Answers

Answer:

[tex]\boxed {\boxed {\sf False }}[/tex]

Explanation:

In a chemical reaction, the products are produced. The reactants are the substances that react.

In a chemical reaction equation (with the arrow pointing right) the reactants are on the left and the products on the right.

[tex]reactants \rightarrow products[/tex]

The reactants enter and the products come out.

So, the statement given - products enter a reaction and reactants come out - is false and it is actually the other way around.

Can you list the five layers of Earth's atmosphere?

Answers

Hello!

The Answer is: The troposphere, stratosphere, mesosphere, thermosphere and exosphere.

Thank you for asking this question!

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HELP ASAP WILL GIVE BRAINLEST Which of these presents an ethical issue associated with genetic testing on humans?


Genetic testing could not cause harmful mutations.


Genetic testing could improve the diagnosis of disease.


Genetic testing could cause discrimination by revealing health risks.


Genetic testing could cause ecosystem damage by creating mutant mosquitos.

Answers

Answer:

i think it could reveal health risks

Explanation:

i hope that is correct!

Genetic testing results in some circumstances could be ambiguous or inconclusive. Detrimental effect on connections with family and friends. Thus, option C is correct.

What are negative impact of genetic testing in humans?

The following are some drawbacks or hazards of genetic testing: Your stress and anxiety may increase throughout testing.

Results in some circumstances could be ambiguous or inconclusive. Detrimental effect on connections with family and friends.

Because the findings of genetic testing can expose information about family members besides the test subject, this causes conflict between families.

Another issue is the potential for genetic discrimination in insurance or the workplace.

Therefore, Genetic testing could cause discrimination by revealing health risks.

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A farmer is spraying his crops with a specific pesticide. He notices a drastic decrease in the insect population, so he uses the same pesticide the next year. This time, more insects survive. The next year, almost no insects are killed by the pesticide. Why is this happening?

Answers

Answer:

Probably insects developed resistance to the pesticide.

Explanation:

The term resistance refers to an inheritable change in the population sensitivity, reflected through the consecutive failure of the chemical effects, correctly used in order to reach a certain effect on the insect population.  

Insecticides might produce a genetic modification in the insects, leading them to survive under the effects of the chemical. Insects evolve with the capability of tolerating the poison dose that normally is used to destroy a normal population of plagues.

In the exposed example, the first time that the farmer sprayed the pesticide, the insect population decrease sharply. This means that the chemical affected them severely. The surviving individuals probably suffered a genetic modification and survived. They probably passed this modification to the following generations, which expressed it, and developed resistance to the pesticide.


I will give brainliest for the first person who gets it correct

What is the name of the given plant?

A) Hydnellum Pecki
B) Bloodroot
C) Haementhus Coccineus
D) Blood plant
E) Speckled Ruby Fungus

Answers

Answer:

A

Explanation:

Select all the correct answers.
Snakes, dogs, and humans have a vertebral column. Snakes and dogs have tails, and humans have vestigial tailbones. Dogs and humans have limbs, but snakes do not. Most reptiles lay eggs, but a few give birth to live young. What do these structures suggest about the evolutionary pattern between the three organisms?


A Snakes and dogs are more closely related than snakes and humans.
B Snakes and humans are more closely related than humans and dogs.
C Dogs and humans are more closely related than snakes and humans.
D Dogs, snakes, and humans share a common ancestor.
E The early ancestor of snakes and dogs is the same, and the early ancestor of humans is different.

This is for Science Please Help!!

Answers

These structures suggest that Dogs and humans are more closely related than snakes and humans.

Does snake have backbone?

Yes, snakes have a backbone. The backbone is made up of a series of bones called vertebrae, which are connected by ligaments and muscles. The vertebrae of a snake are unique because they are loosely connected, allowing the snake to move and bend in a wide variety of directions.

Dogs and humans are more closely related than snakes and humans because they both have vertebral columns, tails, and limbs while snakes only have a vertebral column and a tail. This suggests that a common ancestor shared these features with both dogs and humans, while the common ancestor of snakes did not possess these features.

Therefore, Dogs and humans are more closely related than snakes and humans is the correct answer.

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Dogs, snakes, and humans share a common ancestor. The presence of a vertebral column in all three organisms suggests that they belong to the same group of vertebrates,

So the correct answer is D.  Dogs, snakes, and humans share a common ancestor.

What is a common ancestor?

A common ancestor is a hypothetical organism that is ancestral to two or more different groups of organisms. In other words, a common ancestor is an organism that gave rise to two or more distinct lineages through evolutionary divergence. All organisms that share a common ancestor are said to be related, and their evolutionary relationships can be represented as a branching tree-like diagram called a phylogenetic tree. The concept of a common ancestor is fundamental to evolutionary biology, as it allows scientists to infer the evolutionary history and relationships between different groups of organisms.

Dogs, snakes, and humans share a common ancestor. The presence of a vertebral column in all three organisms suggests that they belong to the same group of vertebrates, but differences in tails and limbs suggest that their ancestors underwent evolutionary changes that led to these differences.

Therefore, options A and C are partially correct but do not capture the full picture, while option B is incorrect. The correct answer is D.

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What was “transformed” in griffiths experiment

Answers

Answer:

Griffith's Experiment was an experiment done in 1928 by Frederick Griffith. It was one of the first experiments showing that bacteria can get DNA through a process called transformation. ... In this experiment, bacteria from the III-S strain were killed by heat, and their remains were added to II-R strain bacteria

Answer: The R bacteria.

Explanation:

In the bacterial transformation experiment, Griffith saw that the R strain of bacteria could be changed, or 'transformed' into S-strain bacteria when they were mixed with dead S-strain bacteria.

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A genome identifies genes in an organism. Which part of the DNA molecule is examined to determine the genetic proteins and traits of an organism?

Answers

Answer:

sequence of nitrogen bases

Explanation:

i’m taking my exam rn and that was the correct answer

Answer:

sequence of nitrogen bases

Explanation:

Which statement describes how pioneer species and climax communities are different?

Answers

Primary species have large numbers of offspring, and climax communities contain species that have small numbers of offspring.

all you need is in the photo ​

Answers

It’s z cuz y=mxtb and u solve the parobola and its 11teen


How are the 4 major MACROMOLECULES of life similar to LEGOS
building blocks? PLEASE HELP

Answers

Answer:

Because of how they stick together and the 4 dot things on top of them

Explanation:

BIOLOGY HELP PLESEEE I SUCK AT THIS STUFF!! I REWARD BRAINLIEST AND STARS!!!

Answers

Answer:

label b

Explanation:

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