Identify two major on marine ecosystems that are caused by human

Answers

Answer 1

Answer:

two major things is pollution and overfishing.

Explanation:

hope this helps


Related Questions

ADNA strand has the sequence GTTCCAGAG. Which is the complementary strand of RNA?
O CAAGGTCTC
O AGGTTCACA
4
O CAAGGUCUC
OTGGAACTCA

Answers

Answer:

CAAGGUCUC

Explanation:

To solve this question, we must know the base-paring rules of DNA and RNA.

Here is the following rule for a strand of DNA:

Adenine bonds with thymine  

Cytosine bonds with guanine

Now, here is the following rule for a strand of RNA:

Uracil bonds with Adenine

Cytosine bonds with guanine

By the way, the attachments that I provided are resources from my teacher on this topic!

So now that we know the following rules, we can use these rules to find the complementary strand of RNA, and to do this, all we need to do is simply use the base-pairing rules to find the complementary nitrogenous base (adenine, guanine, cytosine, uracil) for RNA.

[tex]GTTCCAGAG[/tex] → [tex]CAAGGUCUC[/tex]

In conclusion, the complementary strand of RNA for the DNA molecule is CAAGGUCUC.

Answer:

A) CAAGGTCT

Explanation:

The answer is A because A = T and C = G in the case of DNA matching. It's not CAAGGUCUG because Uracil is not part of the DNA sequence matching.

Describe how the fog rising off water and plant growth are same “physically”

Answers

Answer:

check this book The Redwood Forest: History, Ecology, and Conservation of the Coast Redwoods

Explanation:

1. The greater sage-grouse is a
bird that lives in a sagebrush
habitat. Use the slider to compare
its ranges in the past and today.
Why do you think the range may
have changed?

Answers

Answer:

The population of sage-grouse decreases with the passage of time because of humans.

Explanation:

In the past, long time ago the population of sage-grouse bird were in millions in the Western United States of America and Canada but gradually decrease occurs in population with the passage of time due to the change which occurs in the environment by humans. Destroying the natural habitat for making buildings and for energy development decrease the population of sage-grouse from 16 million to 500,000 during 100 years.

The ranges of the Greater sage-grouse have changed over time due to the expansion of human civilizations.

The Greater sage-grouse is a large hen-like bird that resides in sagebrush-covered areas. The ranges that this wild bird inhabits have historically spanned all throughout the United States and parts of Canada, including:

WashingtonMontanaCaliforniaWyomingUtah

and many other states.

The current range of the greater sage-grouse now only spans the Western United States and parts of Canada. This decrease in range is due to loss of habitat, interrupted migration patterns by the construction of roads, power lines, etc., and other human disturbances.

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Southern sea otters are keystone species that are important to the
ecosystems in which they live.
a. open ocean
b.kelp forest
C. deciduous forest
O d. coniferous forest
e. seagrass bed

Answers

Kelp forest the answer is B

List the classification categories for organisms from the broadest category to the
most specific.

Answers

kingdom, phylum, classes, order, families, genus, & species!

Answer:

kingdom -> phylum -> classes -> order -> families -> genus -> species

Explanation:

i got it right on study island

Which of these are characteristics of a strong scientific claim? Check all that apply.
The claim cites a specific source.
The claim is proposed by an expert in the field.
The claim is supported by a large sample size.
The claim is the opinion of a non-expert.
The claim is supported by public opinion.

Answers

Answer:

If I where to guess I would say b and c.

sorry if its not correct

Explanation:

Answer:

b and  c I think

Explanation:

What are some similarities between Haemophilia A and Sickle cell anemia?

Answers

Sickle cell anaemia is inherited red blood disorder in which there is deficiency of red blood cells for transporting oxygen in the body. Whereas, haemophilia is an inherited genetic disorder in which the person's blood doesn't clot leading to excessive loss of blood.

Explanation:

PLEASE Let me know you are satisfied with my answer or not

3 sentences on why would muscles not repair or produce without bacteria PLEASE HELPPPP

Answers

Answer:

It's better to answer in points...

Explanation:

Here the answer goes..

Bacteria are good as well bad for human body.For muscle development it is needed as it have some properties of muscle repairing.As, Bacteria is unicellular micro organisms. It have cell wall. The bacteria which are beneficial they defence the unnecessary bacteria and increases our immune which helps to repair muscles.Bacteria break down biological waste and they build up strong immune system. They control our mechanism for muscles.

These were some reason.

Hope it helps........☺️☺️☺️

What human activities lead to soil erosion?

Answers

Answer:

Soil erosion occurs naturally by wind or harsh climatic conditions but human activities include overgrazing, overcropping and deforestation.

Explanation:

Explain: What are the challenges of traveling through space, to the moon, and doing science
there?

Answers

You might not have enough oxygen you have to survive

The challenges of traveling through space, to the moon, and doing science there. You might not have enough oxygen you have to survive.

What is Space?

A three-dimensional continuum that contains positions and directions is called space. While modern physicists typically consider it to be a portion of an unbounded four-dimensional continuum known as spacetime, physical space is frequently conceptualized in classical physics as having three linear dimensions.

It is believed that grasping the concept of space is essential to comprehending the physical cosmos.

Philosophers dispute on whether it is an entity in and of itself, a connection between entities, or a component of a conceptual framework.

Therefore, The challenges of traveling through space, to the moon, and doing science there. You might not have enough oxygen you have to survive.

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How to reduce industrial and urban run-off?

How to reduce mud in storm drains?

Answers

What You Can Do To Reduce Urban Runoff
Buy "environmentally safe" household cleaners,
Properly store all toxic materials,
Take all unwanted hazardous materials and containers to local collection sites,
Use kitty litter or other absorbent to remove spills from pavement,
Use pesticides, herbicides and fertilizers sparingly and carefully

[tex] \frac{6x - 3}{2x + 7} = \frac{3x - 2}{x + 5} [/tex]
solve for x
urgent!!!!
will give the brainliest!!​

Answers

Answer:

x = [tex]\frac{1}{10}[/tex]

Explanation:

In an equation our aim is to find the value of the whatever we are finding but in this case it is 'x' as well as keeping the equation balanced. If we did one operation on only one side then the equation has changed so it's important to remember that is you do an operation one side you must do it on the other otherwise the whole equation will change

[tex]\frac{6x-3}{2x+7} = \frac{3x-2}{x+5}[/tex]

→ First step is to cross multiply the denominators to get rid of the denominators so ( 6x - 3 ) ×  ( x + 5 ) and ( 3x - 2 ) × ( 2x + 7 )

( 6x - 3 ) ( x + 5 ) = ( 3x - 2 ) ( 2x + 7 )

→ Expand out the brackets using FOIL, first two, outer two, inner two and last two

6x² + 30x - 3x - 15 = 6x² + 21x - 4x - 14

→ Simplify and collect the 'x' terms together

6x² + 27x - 15 = 6x² + 17x - 14

→ Minus 6x² from both sides to isolate the whole numbers as well as the 'x' values

27x - 15 = 17x - 14

→ Minus 17x from both sides to collect the 'x' terms

10x - 15 = -14

→ Add - 15 to both sides to isolate 10

10x = 1

→ Divide both sides by 10 to isolate x

x = [tex]\frac{1}{10}[/tex]

What complementary strand of DNA would be produced from the strand of
DNA shown below?

TCG GA

A. AGC CT

B. TGC CT

C. ACG GT

D. TGA CT

Answers

AGC CT

EXPLANATION

Complementary pairing goes like this:

A pairs with T and

C pairs with G. Nothing about this changes unless you get to mRNA (But we won't go into that) :)

So if you have a strand that goes TCG GA then your pairing will look like this:

T A

C G

G C

G C

A T

Please mark as brainliest answer

During which phase of the cell cycle does the cytoplasm of a cell divide to form two daughter cells?
A.
meiosis
B.
interphase
C.
cytokinesis
D.
mitosis

Answers

Answer:

C. Cytokinesis

Explanation:

I study

Cytokinesis is the final phase in the cell cycle after which a cell divides into two daughter cells, hence option c is correct.

What is cytokinesis?

Cytokinesis is the final process in the cell cycle, where a cell is ready to divide before it is all the phase of the cell cycle ensuring that the cell has all the components in double amounts.

Before cell division cells spent most of their time in interphase, where the cell synthesis organelle, and protein and doubles its DNA. All the necessary components protein, enzymes, and growth factors for division during this phase.

Cytokinesis is the final step where the cell divide in equal parts if all the steps of the cell cycle are abnormal cell divide into the large and small daughter cell.

Therefore cell cytoplasm divides in the cytokinesis phase of the cell cycle, hence option c is correct.

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Examine the data table, which shows data for quadrat #18.

Table

Compare the data you recorded in Table C of your Student Guide with Table C from quadrat #18 in the control group.

The total number of sunflower and birch sprouts in your quadrat is _________
the total number of sunflower and birch sprouts in quadrat #18.

A) More than
B) The same
C) Less than

(btw its more than i just wanted to make a q)

Answers

Answer:

A. More than

Explanation: That's how many that grew

Answer:

More than

Explanation:

which expressions are equivalent to 4(4a+5)?​

Answers

16a + 20 is what it equals, I hope this helps!!

Which of the following best describes a community?

Answers

Answer: A. an interacting group of populations that occupy the same area.

The best describes a community is it is an interacting group of populations that occupy the same area. The correct option is A.

What is a community?

A community, commonly referred to as a biota is a group of organisms that coexist and communicate with one another within a habitat or environment. An ecosystem is made up of both the biotic community and the abiotic components, such as the physical environment.

Savanna is a good illustration. For protection, zebras and wild animals coexist in huge numbers. Herbivores are preyed upon by predators like lions and eagles for food.

There are two types of community:

Major - these are the big ecological unit, that regulates the flow of energy.

Minor - These are small communities that make up big communities.

Thus, the correct option is A. an interacting group of populations that occupy the same area.

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The melting ice cubes in the density experiment represented icebergs in the ocean.

The expression "the tip of the iceberg" means you can't see most of something.

Icebergs are freshwater like ice cubes.

Approximately how much of the ice cube was above the water?


25%


50%


10%


90

Answers

There was approximately 10% of the ice cubes were above the water.

Choose all the answers that apply.

Which of the following are essential elements are the most abundant on earth and are essential for life on Earth to exist?

hydrogen
sodium
carbon
chloride
oxygen

Answers

the most essential elements are Oxygen & carbon
Hydrogen,carbon, oxygen

Two organisms evolved from a common ancestor. Which process best explains why they now have different characteristics? *

A- extinction
B- metabolism
C- sexual reproduction
D- biological adaption

Answers

Answer:

D is the right one i think, biological Adaptation delete this answer if it is wrong

Explanation:

D- Biological adaptation best explains why two organisms evolved from a common ancestor now have different characteristics.

What is Biological adaptation?

Biological adaptation refers to the process by which organisms develop traits or characteristics that improve their chances of survival and reproduction in a specific environment.

Over time, as different populations of organisms face different environmental pressures, they may evolve different adaptations that enable them to survive and reproduce more successfully in their respective environments.

This can lead to differences in the characteristics of different populations of organisms that share a common ancestor.

Extinction, metabolism, and sexual reproduction are not processes that directly explain why two organisms evolved different characteristics.

Extinction refers to the process by which species die out, metabolism refers to the chemical processes that occur within living organisms to maintain life, and sexual reproduction involves the exchange of genetic material between individuals, but none of these processes directly explain why two organisms evolved different characteristics from a common ancestor.

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Two different species of birds live in the same habitat would be the same type of nesting place. As a result, both species will

Answers

Answer:

I doubt two different species of birds can live on the same tree

Explanation:

Because they don't do the same thing the same time so it would result to competition.

Two different species of birds living in the same habitat would be the same type of nesting place. As a result, both species will compete for the nesting sites.

Why species will compete?

Because several species frequently coexist in the same areas and compete for the same resources, they engage in a range of interactions known as symbiosis.

Every living thing inhabits a certain ecosystem. Its natural environment is this ecosystem. Food, water, a refuge from the elements, and a location to produce young are all provided here in order for the organism to exist.

In places with adequate resources, creatures coexist peacefully, while in areas with plenty of resources, the ecosystem boasts a high species variety (diversity).

Therefore, the resources that organisms require to survive in air, water, food, and space are under competition.

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What graph is used to compare two specific variables

Answers

TABULAR GRAPH IT IS VERY EASY


pls helppppppp❤️❤️.

Answers

Answer:

I think it's B

Explanation:

This is if the egg is not fertilized which your question implies it is not.

Good Luck!

What part makes your lungs inflate (expand) and deflate (contract)?
A.Diaphragm
B.Trachea
C.Lungs
D.Heart

Answers

Answer:

A. Diaphragm

Explanation:

These muscles contract when we breathe in, expanding the lungs and taking in air.

The answer is A, the Diaphragm

What do different environments cause different species to do?

A. become extinct
B.become more diverse
C.have similar traits
D.become less diverse

Answers

C because they have similar traits
B. To become more diverse because different environments cause adaptation and therefore cause diversity.

HELPPP

Agricultural practices can lead to water pollution.


True or false

Answers

Yes it can probably so true

Answer:

True   ,When you add  a polutant like manure then add water to it the  water will run down to the closest body of water causing the water to be polluted

Select all of the following functions that you think a plant would need to carry out in order to survive.
-grow

-take in nutrients from the environment

-reproduce

-respond to the environment

-transport materials through their bodies

-produce chemicals​

Answers

Answer:

If not opinionated its 1, 2, 4, and 5. Hope this helps

Explanation:

It’s opinionated i believe you can put what you want. It says what you want.

What is RF Radiation?

Answers

Answer:

radio frequency is the transfer of energy by radio waves

Explanation:

how has climate change affected ocean levels

Answers

Answer:

Climate change has caused ocean levels to rise higher.

what is the difference between hatcheries and fisheries

Answers

Hatcheries provide artificial shelter for fish versus the natural shelter found in a stream.

Compared to hatchery fish, wild fish are usually more successful at surviving the rigors of the natural environment long enough to reproduce. Fewer than 1% of the smolts released from the hatchery return home to spawn.

Answer:

Hatchery: A facility where eggs are hatched under artificial conditions, especially those of fish or poultry.

Fishery: Fishing: the catching, processing and marketing of fish or other seafood.

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