The simplest structures that can carry out all of the activities characteristic of life are:
A. cells.
B. atoms.
C. molecules.
D. crystals.

Answers

Answer 1
atoms as they are the simplest

Related Questions

Can you tell me which go where?

Answers

Answer:

heredity goes to the first one

phenotype at the second one

Explanation:

Why do the cells used for reproduction only have half (½) of the DNA that other cells have?

Answers

Answer:

Because each chromosome has a pair, these cells are called "diploid" cells. On the other hand, human sperm and egg cells have only 23 chromosomes, or half the chromosomes of a diploid cell.

Explanation:

Help me ASAP! CORRECT ME IF AM WRONG TY BOYS AND GIRLS

Answers

Answer:

CORRECT

Explanation:

HELP ASAP
Joe is experimenting to determine which liquid will cause bean plants to grow faster. He watered the plants with equal amounts of liquid and measured their height every other day. The plants are in the same pots with different soils and placed in the same location. Will Joe be able to obtain reliable data to write a supported conclusion?
Yes, because he is only observing the height of the plant.
Yes, because he is consistent with watering the plants.
No, because he used different soils.
No, because he uses only one type of plant.

Answers

Answer:

No, because he used different soils.

Explanation:

which liquid will cause bean plants to grow faster.

He watered the plants with equal amounts of liquid and measured their height every other day.

The plants are in the same pots with different soils and placed in the same location.

Ok so last statement made the experiment wrong.

As a constant variable the soil should be the same for all plants only the liquid should change

How does evolution result in reproductive success?

Answers

Answer:

Often when species evolve, they receive a trait that may make them live longer or make it where their survival chances are significantly increased. Which in turn can make their offspring stronger and able to live longer, therefore increasing their population.

Most stars seem to move across the night sky because
a. the universe is expanding
b.the universe is getting smaller
c. Earth is orbiting the Sun
d. Earth is spinning on its axis

Answers

I think it is C but uh if its not D Hope this helps-

Explanation: because

If the food on the island is small seeds, what finch is best adapted? Explain why

Answers

Answer:Adaptation in Darwins Finches. Beak depth, which is correlated with body size and the ability to crack larger seeds, varies according to drought conditions: plants produce fewer, harder seeds in dry years and more, softer seeds in wet years. Only larger birds with deeper depths survive in drought years.

Explanation:

There is a lot of talk about gaps in the fossil record. This means that we do not necessarily have fossils for every organism that has ever lived. What do you think could account for these gaps in the fossil record?

Answers

Answer:

Explanation:

The rate decomposition of dead remains, to a large extent, determines whether there would be fossils left of the organism after it has been long gone or become extinct. Environmental factors (such as harsh weather condition and early insect invasion of dead remains) could increase the rate of decomposition of dead remains which could really make it difficult for fossils to be available for such organisms under these factors (especially if the organism is restricted to a particular region by nature) .

PLEASE HELP
Fact vs. Opinion
Read each statement and decide if it is a fact (can be proven with evidence) or an opinion (personal belief).
8. Different cell types also have special duties, like building skin or bone, pumping out hormones, or making antibodies.
9. Animal cells are more interesting than plant cells.
10. Proteins are processed and lipids are manufactured in the smooth endoplasmic reticulum and Golgi apparatus.

Answers

Answer:

8 fact 9: opinion 10: fact

Explanation:

Answer:

8. Fact

9. Opinion

10. Fact

Will lactase, the enzyme that digested the ice cream's lactose, also work on the lactose found in cheese?

Answers

Answer:

Yes

Explanation:

This is because lactose found in any dairy product will always have the same molecular structure. The lactase enzyme breaks down lactose because of how it is structured, so it does not matter where the lactose comes from.

help need answer asap !!

Answers

Wet is irrigation Forest is paper preserving aesthetic value is park trapping sediments as water

Which objects have the most eccentric orbits?
A. Uranus and Neptune
B. Jupiter and Earth
C Saturn and Venus
D. Mercury and Pluto

Answers

Pluto and mercury is the correct answer

Which factor makes enzymes well-suited to the role of catalyst in a biochemical reaction?

A)Enzymes do not affect the energy of a reaction.

B)Enzymes slow down reactions so products can form.

C)Enzymes can be reused because they do not permanently bond with substrate.

D)Enzymes can only bind to other enzymes so the same product is formed each time.

Answers

Answer: C

Explanation: Once an enzyme binds to a substrate and catalyzes the reaction, the enzyme is released, unchanged, and can be used for another reaction.

Enzymes can be reused because they do not permanently bond with substrate.

What are Enzymes?

A biological catalyst called an enzyme is usually always a protein. It accelerates a certain chemical reaction in the cell. The enzyme is continuously employed during the reaction and is not destroyed. Each enzyme molecule found in a cell is unique and tailored to a particular chemical reaction.

Proteins called enzymes assist our bodies' chemical reactions move forward more quickly. For several processes, including digestion and liver function, enzymes are crucial.

Health issues might result from having too much or too little of a specific enzyme. Healthcare professionals can also use the enzymes in our blood to look for injuries and illnesses.

Therefore, Enzymes can be reused because they do not permanently bond with substrate.

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which describes a eukaryotic cell,but not a prokaryotic cell?

Answers

Answer is c it is surrounded by cell membrane

Helpppppppppppppppppppppppppppppppppp

Answers

Answer:

umm i dont understand your question

Explanation:

Electron transport from complex I to complex IV pumps more protons than transport from complex II to complex IV.
With this in mind, which will produce more ATP

A. Transport from complex I produces more ATP.

B. Transport from complex II produces more ATP.

C. Both produce the same amount of ATP.

Answers

Answer:

A

Explanation:

ATP synthase uses a proton gradient to make ATP. Since transport from complex I creates a larger proton gradient, it also produces more ATP.

Electron transport from complex I produces more ATP.

ELECTRON TRANSPORT CHAIN:

The electron transport chain, ETC, is the third and last stage of aerobic cellular respiration. It produces the highest molecules of ATP in cellular respiration.

The ETC involves the transfer of electrons to series of molecules in order to create an electrochemical gradient needed for ATP synthesis.

The electron transport chain is made up of four complexes namely: Complex I, II, III and IV. NADH and FADH2 produced in the Krebs cycle are the electron carriers.

Complex I pumps more hydrogen ions (H+) from the mitochondrial matrix to the intermembrane space.

Since the pumped is directly related to the number of ATP molecules, complex I will produce more ATP molecules.

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How many chlorine atoms are there in the molecule NiCl2

Answers

Answer:

2, that’s what the 2 means.

Explanation:

which of the following is problem created when a cell becomes to large

Answers

Answer:

As a cell increases in size, it usually does not make extra copies of DNA. If a cell became too large, an "information crisis" would occur. The cell has more trouble moving enough nutrients and wastes across the cell membrane.

Explanation:

What is the atomic mass of Sulfur that has 18 neutrons?

Answers

Answer:  32.066 atomic mass units

B is the correct option.

PLEASE HURRY I AM TIMED!!!
Are aliens real? Explain your answer.

Answers

Answer:

No, not according to any sciences (unless you mean aliens as in immigrants)

Explanation:

There is no way that we are the only living thing in the entire world. There has to be another species out there.  They might be wondering if there is another living thing out in space too.

Mitosis is responsible for growth, repair, and maintenance in an organism because

a. it occurs at a faster rate than meiosis.
b. the chromosome number is reduced by half.
c. exact duplicates of each mother cell are produced.
d. it is the only process that involves replication of genetic material.

Answers

Answer:

The correct answer is c

Explanation:

USA test prep

Drag each tile to the correct box. COOL PICS
Arrange the organisms from fastest to slowest based on the time they’d take to complete the 20th Carnegie stage.





mouse
baboon
chicken
human
sheep

Answers

Answer:

Fastest- chicken

mouse

sheep

baboon

Slowest-human

Explanation:

Answer:

Fastest- chicken

mouse

sheep

baboon

Slowest-human

Explanation:

Through which of the following
would a sound wave travel the fastest?
a. Water vapor in the air
b. Water in the glass
c. Surrounding air
d. The glass

Answers

Answer:

D. The glass.

Explanation:

Sound travels fastest through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it.

Hope this helps :D

The correct answer is D. The Glass Explanation: since the atoms in solids are closer together they would transfer sound the best, because sound travels best through solids

The division of the cytoplasm, which follows Mitosis, is called...

Answers

Answer:

Cytokinesis,

Explanation:

Cytokinesis, the division of the cytoplasm to form two new cells, overlaps with the final stages of mitosis. It may start in either anaphase or telophase, depending on the cell, and finishes shortly after telophase.

The division of the cytoplasm, which follows Mitosis, is called Cytokinesis. This is further explained below.

What is Mitosis?

Generally, Mitosis is simply defined as a kind of cell division that produces two daughter cells with the same number and type of chromosomes as the parent nucleus, as seen in normal tissue growth.

In conclusion, Cytokinesis is simply defined as the division of the cytoplasm that occurs after mitosis to produce two daughter cells.

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the biotic factors of each land biome are determined by its ___
climate
organisms
location
size

Answers

Climate hope this helped

Answer:

climate

Explanation:

HURRY. Why is transcription said to be unidirectional?

Answers

Answer:

Transcription is unidirectional because you are copying only ONE side of the DNA. Remember that DNA is a double stranded helical structure. One strand of DNA is complementary to the other strand.

Explanation:

How is the rock in the deep mantle similar to the rock in the parts of the mantle nearest the surface? How is it different?

Answers

Answer:

Rocks within the mantle contain more magnesium and iron than the ones in the crust. Difference: Rocks in the deep mantle are under intense heat and pressure.

What is meant by a "catastrophic reaction" relating to a person with dementia ?

Answers

Answer:

A catastrophic reaction is an excessive reaction to something that may seem inconsequential to the in-home caregiver. The cause of a catastrophic reaction can be a number of things—the person with dementia simply may not be feeling well or might be feeling rushed and confused.

11. Cheetahs have been through a genetic bottleneck; evidence for this is that
A little natural selection occurs in this species.
B. the body is long thin, and graceful.
c. there is very little genetic variability.
D. these cats are members of an endangered species.
E. they originally came from sm all areas of Africa.

Answers

Cheetahs have been through a genetic bottleneck; evidence for this is that there is very little genetic variability (Option c).

What is a genetic bottleneck?

A genetic bottleneck is a natural process where a population and/or species lost part of this genetic diversity.

A genetic bottleneck is a process that can be caused by catastrophic natural disasters.

The genetic bottleneck is evidenced by the lack of genetic variability.

In conclusion, cheetahs have been through a genetic bottleneck; evidence for this is that there is very little genetic variability (Option c).

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20 points and will mark brainliest! Please explain how you got it though

Answers

Answer:

crossing over during meiosis

Explanation:

i just had biology last semester hope this helps

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