Which statement best explains why the atmosphere is considered an open system?
A.
There is no definite boundary separating it from outer space.
B.
Energy and matter can enter and leave.
C.
Its molecules can move freely, without resistance.
D.
It can accept an unlimited amount of energy.

Answers

Answer 1

Answer:

thw anser is A

Explanation:


Related Questions

What two features do
geologists use to classify
crystals?

Answers

crystal structure and shape

Now that you have mapped some of the morphological characters on the evolutionary relationships, you should notice conflicts with regard to these characters defining some clades. What other types of evidence do you think scientists used to support this particular phylogeny, assuming the above phylogeny is correct

Answers

Answer:

is a phylogenetic tree for all nine animal phyla that you studied ... Now that you have mapped some of the morphological characters on the ... you should notice conflicts with regard to these characters defining some clades. What other types of evidence do you think scientists used to support this particular ...Explanation: Similar to detective work, scientists must use evidence to uncover the facts. In the case of phylogeny, evolutionary investigations focus on two types of evidence: morphologic (form and function) and genetic.                             Hope It Helps Here For Your Help

Why do organisms die if they do not have enough water?​

Answers

Answer:

Organisms need water for the following activities: (1) All cellular processes occur due to water. (2) Transportation of substances in our body takes place by dissolving in water. (3) Terrestrial animals require fresh water for transportation of minerals and for getting rid of waste from their body.

Explanation:

Without water they cant do any of this.

Answer:

Cells will lose water and the chemical reactions take place in water. Without enough water, this can't happen.Explanation:

Which of the following types of cells have cell walls?
A. Red Blood Cell
B. Nerve Cell
C. Cork Cell
D. Animal Cells

Answers

Answer:

cork cells

Explanation:

A cork cell has a cell wall that has a waxy substance that is impermeable to gases and water called suberin.

Beginning your introduction to your research paper with a question is a great way to capture the reader's interest.


True
False

Answers

Answer:

True

Explanation:

Yes it is since it intrigues to reader to go deeper into your research paper. In addition, it also gives you good dialoge for what you write/say next.

is this correct please dont randomly answer. but answer if u know

Answers

Answer:

dark colored forest with dark bark

Explanation:

since the population has gone down it shows the moths cannot blend in with their environment

Some of the stars you see in the night sky are already gone. Why is it possible to still see their light?

Answers

Answer:

they are light years away

Explanation:

when you look at the sky you are looking at about 6 million years in the past because time travels differently between space and our atmosphere. That's why astronauts can feel like they have been gone for 3 days but really for 3 months.

Key point:

Light travels differently between space and Earth

Pls help me with this giving brainlist !!

Answers

Answer:

1. Texas A&M University

2. Texas's premier research agency in agriculture, natural resources, & life sciences

Explanation:

How will your community handle solid wastes that can be recycled?

Answers

Answer:

making it into fertilizer

Explanation:

Which statement provides the best argument against making major changes to the atmosphere to help protect Earth’s resources? There will be less soil and dust in the air as construction increases. The atmosphere will improve as more people move to large cities. Making major changes to the atmosphere can be a costly process. It is more important to protect land and water resources than the atmosphere.

Answers

The answer is C. Making major changes to the atmosphere can be a costly process

Explanation:

Making major changes to the atmosphere can be a costly process.

The atmosphere refers to the layer of thin gases that lie above the surface of the earth. Plants and animals depend on the atmosphere for survival because it is region in which gaseous exchange takes place.

Changes to the atmosphere is very costly because it involves changes such as alteration in the kind of cars that are used and devising of alternative sources of energy etc. All these are expensive adventures.

Learn more: https://brainly.com/question/880302

When plants that are true breeding for different traits of a
characteristic are crossed, the trait observed in the first generation
is called the
a. dominant trait.
b. recessive trait.
c first-generation trait.
d. second-generation trait.

Answers

Dominant trait if I’m remembering correctly!

Help plsssss asapppppppp




1.What we call the maintenances of constant internal environment of organisms? __________________________


2. Animals which control their body temperature at constant state regardless the changes of external temperature are known as ______________


3. What is the organ in our body which is used as an excretory organ and also used as an organ of osmoregulation?
________________


4. What is the part of the kidney from which urine is taken through the ureter?
_____________________


5. The structural and functional units of the kidney is _______________________.

Answers

Answer:

1. homeostasis.

2.Endotherm (warm-blooded animals).

3.kidneys

4.renal pelvis

5.nephron.

the process by which the characteristics of a species change over many generations in response to the environment
variation
variation

adaptation
adaptation

natural selection
natural selection

Evolution

Answers

The answer is Adaptation

The levels of organization in living things are cell, tissue, organ,
and organs-system. What level of organization is each layer - the
epidermis, palisade layer, spongy layer? __ . The entire
leaf would then be considered to be a__.


HELP PLEASE!!!

Answers

Answer:

An ion with a -2 charge, atomic number 17, an atomic mass of 25 has how many electrons?

Explanation:

Putrescine and cadaverine are short aliphatic diamine compounds produced during the breakdown of amino acids in both living and dead organisms. What tests, including solubility, would you run in order to confirm their structure

Answers

Answer:

In order to confirm the structure of Aliphatic Diamine Compounds, you'd need to run a set of tests. They are:

A. Preliminary or Initial Tests:

I. Tests for Physical Traits: this helps to determine or establish the physical traits of the substance. Characteristics such as State of Matter (e.g. solid, liquid) color, and odor.

II. Ignition test. This involves the application of heat on a minuscule amount of the compound or substance using a metal spatula. This helps to prove whether the compound is aliphatic or aromatic. An aliphatic compound such as methylated spirit is aliphatic because it produces a luminous flame. Vegetable Oil on the other hand is aromatic because it produces a sooty flame.

B. Physical Constants

This test aims to establish the boiling and melting points of such a substance.  

C. Analysis for elements present

D. Solubility tests

Explanation

Amine compounds are easily distinguishable by their odors. Amine odors have a somewhat fishy almost putrid quality.

When they are at room temperature,  they are present as gases and can easily evaporate in their liquid state.

Their relative densities are lower than that of water. with the exception of aromatic amines.

Cheers

This category of endangerment has so few individual survivors that the species could soon become extinct:

A. Invasive species
B. Threatened species
C. Endangered species
D. Endemic species
E. Red list species

Answers

Answer:

Endangered Species

Explanation:

C. Endangered species

Forests provide which of the following?
1. Fuel
II. Oxygen
III. Habitat

Answers

Answer:

Well everywhere on earth contains oxygen. A forest is a habitat. So oxygen.

Which statement describes the best evidence that two species share a recent common ancestor?
A) The species are about the same size.
B) The species eat the same type of food.
C) The species live in the same ecosystem.
D) The species have similar DNA sequences.

Answers

Answer:

I hope this helps you :)

Explanation:

Homologous structures provide evidence for common ancestry, while analogous structures show that similar selective pressures can produce similar adaptations (beneficial features). Similarities and differences among biological molecules (e.g., in the DNA sequence of genes) can be used to determine species' relatedness.

The statement that describes the best evidence that two species share a recent common ancestor is that the species have similar DNA sequences, which is present in Option D, as the DNA is the genetic material.

What role does the DNA sequence play in evolution?

DNA sequence comparisons have become an increasingly important tool in determining evolutionary relationships between organisms, and after comparing the DNA sequences of different organisms, scientists can determine the degree of similarity between them such as similarities in size, diet, or ecosystem may indicate some degree of similarity between two species, but they do not necessarily provide evidence for a recent common ancestor.

Hence, the statement that describes the best evidence that two species share a recent common ancestor is that the species have similar DNA sequences, which is present in Option D.

Learn more about the DNA sequence in evolution here.

https://brainly.com/question/14422621

#SPJ6

You would expect a cell with extensive Golgi apparatus to

Answers

Answer:

secrete a lot of material.


1. How is the goal of evolutionary classification dif-
ferent from Linnaean classification?

Answers

Answer:

The goal of evolutionary classification is to group species into larger categories that reflect lines of evolutionary descent, rather than overall similarities. The goal of linnaean classification is to group species into larger categories based on physical characteristics.

Which of the following is a consumer? *
1 point
Seed
Grass
Insect
Fruit
HELP ME PLESE NEED IT BY TODAY WILL GIVE U 10PIONTS HELPPPPPPPPPPPP

Answers

insect is a consumer im pretty sure

Insect is the answer.

.. .. ..

Please help me answer these two questions. Thanks

Answers

Answer:

2nd Answer: Animal would not be able to dive as long

The seal

Explanation:

Please give me BRAINLIEST and THANKS lol <( ̄︶ ̄)>

Which structures are least likely to appear in the same eukaryotic cell?
A. mitochondria and chloroplasts
B. ribosomes and mitochondria
C. a cell wall and chloroplasts
D. small vacuoles and a cell wall

Answers

Answer:

D. small vacuoles and a cell wall

Explanation:

Small vacuoles are found in animals, while cell walls are found in plant cells. Although plant and animal cells are both eukaryotic, the question asks if they would appear in the same cell which they would not.

Transplration is the process by which _______.

plants add water to the atmosphere
animals break down food into energy
plants break down food into energy
plants make food. Please answer fast

Answers

Answer:

plants add water to the atmosphere

Explanation:

transpiration is the loss of water from the plants in the form of water vapors ... so that way...

Answer:

Plants add water to the atmosphere

Explanation:

Water is given out as vapour into the air

2. Which of the following is not used to study plate tectonics:
A) paleomagnetism
B) earthquake waves
C) sand dunes
D) fossils

Answers

Answer:

c) sand dunes

Plz help me well mark brainliest if you are correct!

Answers

i think it’s a because that’s the easy question every

Answer:

Its A. satellite :)

Explanation:

13. The cell membrane is made of a _________________________.

Answers

The cell membrane is made of lipids, protein, and carbohydrates.

I need help to make an acronym with these words( WILL GIVE MOST BRAINILIST)

Domain

Kingdom

Phylum

Class

Order

Family

Genus

Species


like, for example, "please excuse my dear aunt sally"

(parenthesis, exponents, multiplication, division, addition, subtraction.

Answers

Answer:

Dear kate please call our friend gary sarah

Which label belongs in the area marked Y?
A. Neither allele is dominant.
B. An intermediate phenotype is expressed in offspring
C. One allele is dominant over the other.
D. Both dominant alleles are fully expressed in offspring Y ​

Answers

I believe the answer is C

Answer:

the answer is A

Explanation:

All the following are part of photosynthesis except:
Group of answer choices

Transforms solar energy into chemical energy

Plants, algae and cyanobacteria can do it

Helps in making protein building blocks

Producers that are fed to consumers

Answers

I’m not sure I think it’s D.) Hope I could help :)))



Djdjdndndkdkxkxmx
Producers that are fed to consumers
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