I NEEEDDDDD HEEEELPPPPPPP PLEEEASE :(

I NEEEDDDDD HEEEELPPPPPPP PLEEEASE :(

Answers

Answer 1

Answer:

I think that the answer is B let me know if I'm wrong

brainiest PLS

Explanation:


Related Questions

Which sequence represents the normal blood flow in pulmonary circulation?
Show photo of pulmonary circulation

Answers

We add a whole number close with respect

A student is shown a slide of cells from a species of a producer
in a food web. The student observes that the cells have
chloroplasts. What conclusion about the food web is best
supported by these findings?
o
A. The producers capture energy from sunlight.
B. The food web contains many herbivores and omnivores.
C. The food web is found in a terrestrial ecosystem.
D. The producers in the web are single-celled organisms.

Answers

Answer:

the producers capture energy from sunlight

Please HURRY I need the answer

Answers

Answer:

Answer is: D

Explanation:

Species that evolved in coral reef habitats always stay in those habitats. Coral reefs have much biodiversity, but most species that live there migrated from other habitats. Most organisms that live in coral reef habitats are zooxanthellae. More new species have evolved in coral reef habitats than in most other types of habitats.

Answers

Answer:

Most organisms that live in coral reef habitats are zooxanthellae.

Explanation:

zooxanthellae are the single-celled dinoflagellates that lives in mutual relationship with corals, jellyfish, and nudibranchs. These organisms have a mutualistic relationship between zooxanthellae and corals. Coral produces carbon dioxide and water in the process of cellular respiration while on the other hand, the zooxanthellae use this carbon dioxide and water to carry out photosynthesis for making their own food like plants so both the organisms get benefit from one another.

where does transcription take place in eukaryotic cells

Answers

Answer:

Transcription occurs the nucleus of eukaryotic cells

Which of these minerals and mineral resources is composed of the remains of plants that lived and died millions of years ago? A. Coal B. Aluminum C. Salt D. Petroleum

Answers

Answer:

Option A.

Explanation:

Coal is the correct answer because the coal is an organic sedimentary rock. These are formed from the dead remains of plants that were buried millions of years back.

Anyone know this? Not sure if my answer is right

Answers

Your answer is right

Answer:

I'm sure you right.

C.) Photosynthesis.

Explanation:

I checked the chemical equation as well as the diagram, and it looks accurate.

The chemical equation for photosynthesis is:

6CO2+6H2O → C6H12O6+6O2.

So your answer is correct.

In plants, photosynthesis is used to convert light energy from sunlight into chemical energy (glucose).

Carbon dioxide, water, and light are used to make glucose and oxygen.

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Good luck foe.

Lb

Which neurotransmitters are used for each division of the autonomic nervous system? Be sure to describe the synapse at the autonomic ganglion and at the effector. What component of the system determines if a given neurotransmitter has an excitatory or inhibitory effect on the target effector?

Answers

Answer:

The autonomic nervous system is in charge of controlling visceral effectors. Traditionally, it is described by its peripheral nervous components (ganglia, nerves and plexuses) and two divisions are distinguished: the sympathetic and the parasympathetic. Transmission of the excitatory stimulus through the synaptic cleft occurs by release of neurotransmitters; the neurotransmitters of the sympathetic and parasympathetic nervous system are mainly norepinephrine (NA) and acetylcholine (AC). The NA-secreting fibers are called adrenergic and those that secrete AC, cholinergic. All preganglionic neurons, both those of the sympathetic nervous system and those of the parasympathetic nervous system, are cholinergic. The neuron that releases the neurotransmitter is called a presynaptic neuron. The signal receptor neuron is called a postsynaptic neuron. Depending on the type of neurotransmitter released, postsynaptic neurons are either stimulated (excited) or de-stimulated (inhibited).

Explanation:

The autonomic nervous system is the part of the central and peripheral nervous system that is responsible for the regulation of the involuntary functions of the organism, the maintenance of internal homeostasis and the adaptive responses to variations in the external and internal environment  and two divisions are distinguished: the sympathetic and the parasympathetic. Acetylcholine is the preganglionic neurotransmitter of both divisions of the S.N.A. (sympathetic and parasympathetic) and also of the postganglionic neurons of the parasympathetic. The nerves at whose endings acetylcholine are released are called cholinergic. Norepinephrine is the neurotransmitter of postganglionic sympathetic neurons. The nerves into which norepinephrine is released are called adrenergic. Within the efferent sympathetic impulses, the postganglionic neurons that innervate the eccrine sweat glands and some blood vessels that supply the skeletal muscles are of the cholinergic type. Both acetylcholine and norepinephrine act on the different organs to produce the corresponding parasympathetic or sympathetic effects. The peripheral nerve endings of the sympathetic form a reticulum or plexus from which the terminal fibers come in contact with the effector cells. All the norepinephrine in peripheral tissues is found in the sympathetic endings in which it accumulates in subcellular particles analogous to the chromaffin granulations of the adrenal medulla. The release of norepinephrine at nerve endings occurs in response to action potentials that travel through nerve endings. The receptor, when stimulated by catecholamines, sets in motion a series of membrane changes that are followed by a cascade of intracellular phenomena that culminate in a measurable response. There are two classes of adrenergic receptors known as alpha and beta. These two classes are again subdivided into others that have different functions and that can be stimulated or blocked separately. Norepinephrine primarily excites alpha receptors and beta receptors to a small extent. The neurotransmitter acetylcholine is synthesized at the axonal terminal and deposited in synaptic vesicles. Acetylcholine activates two different types of receptors, called muscarinic and nicotinic receptors. Acetylcholine (AC) synthesis takes place at presynaptic termination by acetylation of choline with acetyl-coenzyme A, a reaction catalyzed by acetylcholinetransferase. The energy required for the release of a neurotransmitter is generated in the mitochondria of the presynaptic terminal. Binding of neurotransmitters to postsynaptic membrane receptors produces changes in membrane permeability. The nature of the neurotransmitter and the receptor molecule determines whether the effect produced will be one of excitation or inhibition of the postsynaptic neuron.

What is the main function of the immune (lymphatic) system?
A. Keeping a body healthy from disease

B. absorbing oxygen

Answers

Answer:

A. Keeping a body healthy from disease

Answer:

A. Keeping a body healthy from disease

Explanation:

The immune system is made up of special organs, cells and chemicals that fight infection (microbes).

Hope this helps!

I am made of many cells. My cells have an organized nucleus. I have two parents and eat only meat. Who am I?

Answers

Animalia is the answer

EXTRA POINTSS someonee please help me answer this

Answers

Claim- point A has the greatest potential energy

Evidence- point A is at the top of the rollercoaster, at a steady point

Reasoning- higher objects with further to fall have the greatest potential energy

Conclusion- Point A has the greatest potential energy because of its high position from the ground, and it has the biggest stored up energy waiting to fall.

Answer: C

Explanation: At that point, you have all of the momentum from B, and it is RIGHT at that point before it starts to lose energy. It has all of the built up momentum that started at A, and continued at B, and to continued to increase until C.

i need that answer quick pls thanks

Answers

Answer:

First answer

Explanation:

RNA contains Uracil instead of Thymine

The earth belongs to a system of gas, dust, stars, and orbiting objects known as which of the following?

Answers

Answer:

mILKY wAY gALAXY

Explanation:

ASAP GIVE BRAINLIEST- 100 points after answered

Two species of sea urchins adapted to live side by side on the sandy bottom of the sea floor. The two species appear to have the same diet—drift seaweeds and other bits of organic matter. They are able to adapt and to live in the same environment without competing with each other. How are they able to share habitat and food resources?

Answers

Two species of sea urchins live practically side-by-side in sandy bottoms. The two species appear to have the same diet: drift seaweeds and other bits of organic matter. They can live in the same environment without competing.

As it compels them to live in the same environmental surroundings so the characteristics of living nature also get developed as their current following situation that's helping them to get the same food & habitat.

Both species of sea urchins share the same habitat and food resources by separating their niches a little bit differently from one another.

What do you mean by Habitat?

Habitat may be defined as a type of native environment for which a particular species is best adapted due to natural selection.

Competitive exclusion leads to the elimination of any one species until they do not share different niches.

Therefore, both species of sea urchins share the same habitat and food resources by separating their niches a little bit differently from one another.

To learn more about Niches, refer to the link:

https://brainly.com/question/17643283

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Take a subject of origins or a question you have and write a minimum of 500 words as a research project. Be sure to list all references and resources as part of your bibliography. Other information can be found at a library or other reference source. (It has to be the creation theory because I go to a christian school.)

Answers

Answer:

Life on Earth began more than 3 billion years ago, evolving from the most basic of microbes into a dazzling array of complexity over time. But how did the first organisms on the only known home to life in the universe develop from the primordial soup?  One theory involved a "shocking" start. Another idea is utterly chilling. And one theory is out of this world!  Inside you'll learn just how mysterious this all is, as we reveal the different scientific theories on the origins of life on Earth.Electric sparks can generate amino acids and sugars from an atmosphere loaded with water, methane, ammonia and hydrogen, as was shown in the famous Miller-Urey experiment reported in 1953, suggesting that lightning might have helped create the key building blocks of life on Earth in its early days. Over millions of years, larger and more complex molecules could form. Although research since then has revealed the early atmosphere of Earth was actually hydrogen-poor, scientists have suggested that volcanic clouds in the early atmosphere might have held methane, ammonia and hydrogen and been filled with lightning as well. The first molecules of life might have met on clay, according to an idea elaborated by organic chemist Alexander Graham Cairns-Smith at the University of Glasgow in Scotland. These surfaces might not only have concentrated these organic compounds together, but also helped organize them into patterns much like our genes do now.  The main role of DNA is to store information on how other molecules should be arranged. Genetic sequences in DNA are essentially instructions on how amino acids should be arranged in proteins. Cairns-Smith suggests that mineral crystals in clay could have arranged organic molecules into organized patterns. After a while, organic molecules took over this job and organized themselves.

Explanation:

In this lab, you will simulate birds with three different beaks. After watching the birds feed, you will remove fruit to simulate a change in the environment. What question are you answering by doing this observation?

Answers

Answer:

How does a change in food resources model the type of beaks in birds?

Explanation:

We know that phenotype results from the interaction of the genotype and the environment. Any change in the environment produces a change in the phenotype of the animals. By performing this experiment, we probably want to know the influence of the environment on animals. In this particular example, we change a source of food by removing fruit (which would be acting as the independent variable of the experiment) and evaluate its effects on the birds´ beak (the dependent variable). Which of the three different beaks increases their frequencies by removing the fruit, and which one decreases its frequency.

So here, the absence of fruit is acting as a selective ecological pressure on birds. It is modeling birds´ beaks and adapting animals to feed on some other resource.

Change in food resources ---> Selective ecological pressure.Change in beaks frequency----> Adaptative response.

how do genetics define the appearance of an organism?

Answers

Answer: The term “phenotype” refers to the observable physical properties of an organism; these include the organism’s appearance, development, and behavior. An organism’s phenotype is determined by its genotype, which is the set of genes the organism carries, as well as environmental influences upon these genes.

Everyone open this please!

There are accounts spreading around the same link to answers of questions saying that it’s the only way to type it. Don’t open them! I don’t know what it is but I’ve seen the same link multiple times so it seems sketchy.

Answers

Answer: Yes, they’re so many people doing this. Fake bots all over here are taking over brainly. And it’s always a link that doesn’t work with the same profile picture.

What is the main function of the circulatory system?
A. making your eyes able to see

B. moving oxygen and nutrition to your cells and pulling waste away

C. bleeding if you are cut

Answers

Answer: It is answer B

Explanation:

Explanation:

the main function of the circulatory system is:

B. moving oxygen and nutrition to your cells and pulling waste away

Which gas is released due to photosynthesis?

A Carbon dioxide

B Oxygen

C Nitrogen

D Methance

Answers

Answer:

Oxygen

Explanation:

Plants take in Carbon dioxide and releases Oxygen

Are all molecules compounds? Why or why not?

Answers

Answer:

While all compounds are molecules, not all molecules are compounds. A molecule is formed when two or more atoms of an element chemically join together.

Explanation:

What statement about childhood obesity is true?

Obesity can lead to high blood pressure.

Obesity is another word for being overweight.

Obesity is not curable.

Obesity leads to low cholesterol.

Answers

Answer:

Obesity can lead to high blood pressure.

Childhood obesity is a severe public health concern that is spreading across the country. Body mass index (BMI) at or above the 95th percentile for kids of the same age and sex is what is referred to as having it. The claims are all accurate.

Obesity can raise the chance of having high blood pressure because it alters the body in ways that enhance that risk. This includes increased blood fat levels, hormonal changes, and an increase in the creation of proteins that can narrow the blood arteries.

Overweight is sometimes referred to as obesity. Body mass index (BMI) at or above the 95th percentile for children is the criterion for this condition.

Learn more about Obesity  at:

https://brainly.com/question/11366349

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Complete the following sentence.
The more blank structures two species have, the more closely related they may be. the more structures two species have, the more closely related they may be

Answers

Answer: Homologous

Explanation: The more Homologous structures two species have, the more closely related they may be.

There are three categories, DNA, RNA, or Both

Question: What is used in Translation, Transcription, and Replication?

- Translation - Used in RNA/DNA/Both
- Transcription - Used in RNA/DNA/Both
- Replication - Used by RNA/DNA/Both


PLEASE ANSWER ASAP

Answers

Answer:

transcription used dna because the mRNA is built on the DNA template . translation used RNA replication dna

How can electromagnetic waves be used to fight a forest fire?

Gamma ray images can show hot spots as radioactive areas.
Ultraviolet images can show hot spots as fluorescent areas.
X-ray images can show hot spots as white areas.
Infrared images can show hot spots as red areas.

Answers

Answer:  the answer to this is D because these rays can show you where the fire is located even if it is enveloped in a cloud of gray and black smoke that prevents you from seeing it.

Explanation:

The electromagnetic waves be used to fight a forest fire should be option D. Infrared images can show hot spots as red areas.

Reason of why electromagnetic waves be used to fight?

The gamma-ray images should represent hot spots just like the radioactive areas.

The ultraviolet images represent the hot spots just like the fluorescent areas.

Also, these rays should represent where the fire is located also the black smoke prevent you.

hence, The electromagnetic waves be used to fight a forest fire should be option D. Infrared images can show hot spots as red areas.

Learn more about electromagnetic waves here: https://brainly.com/question/20577643

Please help!
List four physical characteristics necessary for life to exist. Of these four, which two explain the pattern of terrestrial biomes?

Answers

Answer: Factors affecting biome type include latitude, humidity, and elevation. Terrestrial biomes include the tropical rainforest, chaparral, and taiga.

Explanation:

have a great day

Which will cool down faster overnight, the water in the pool or the air above the pool? How do you know

Please help

Answers

The water above the pool because it’s closer to the surface so there is more air flow to it

1. Conduct Research Compare the Yellowstone wolf story with a situation in your
region where human activity that affected one species, or a couple of species,
resulted in a trophic cascade. Which aspects are similar to the Yellowstone story,
and which are different? Have researchers offered and tested hypotheses to explain
the changes?

Answers

Answer:

I can handle this task.

Explanation:

I have just tried to research on this.

+1 (678) 403-7641

What are the parts of an ecosystem?​

Answers

Answer:The major parts of an ecosystem are: water, water temperature, plants, animals, air, light and soil. They all work together. If there isn't enough light or water or if the soil doesn't have the right nutrients, the plants will die.

Explanation:

How would you explain why the North & South poles stay so cold, even when they're getting 24-hour sunlight?

Answers

Answer:

Use your own words, but look at explanation for example:

Explanation:

They are both so far away from the hemisphere line (which is where the warmth is) so they don't have warm temperatures at anytime of year, unlike in other places there can even be warm temperatures all year round.

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