#Impossible......!!!!!!!!!!
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What is ecosystem???? explain!!!!! ​

Answers

Answer 1
it is where plants, animals and other organisms work together to create life as it is

Related Questions

What type of system is used to move the body?

Answers

The skeletons system
Skeletons system I’m pretty sure

With increases in CO2 in the atmosphere, _______ are expected to experience the largest temperature increases, while __________ are expected to experience the least.

Answer choices
high latitude oceans; high latitude land surfaces
high latitude land surfaces; low latitude oceans
low latitude oceans; high latitude oceans
low latitude land surfaces; high latitude landsurface

Answers

Answer:

The first option would be the best.

Explanation:

The oceans heat up first before the atmosphere does.

Using the field of view calculated in Exercise 1 for the high power lens, what is the approximate diameter of each of the cells in the Bacteria Coccus Form slide in Photo 10? Show your calculations.
400x Magnification
0.4 mm field view

Answers

Answer:

i thinks

Explanation:

400x

0.4mm

lens

I need help pls answer 30 points i need correct. answer. Fi its wrong i will report.

Draw a diagran to explain filtration. Label the residue and filtrated​​

Answers

Answer:

Filtration is technically defined as the process of separating suspended solid matter from a liquid, by causing the latter to pass through the pores of a membrane, called a filter. The most common example is making of tea. While preparing tea, a filter or a sieve is used to separate tea leaves from the water.

What are the features of Nuclear Receptor Screening Services?

Nuclear receptors (NRs) are a class of proteins responsible for thyroid hormones and sensing steroid and certain other molecules. There are 48 genes in the human genome that code for the NRs. As the largest family of eukaryotic transcription factors, NRs control numerous processes involved in development, cell cycle, and important metabolic pathways.

https://dda.creative-bioarray.com/nuclear-receptor-screening.html

Answers

Answer:

The nuclear receptor superfamily comprises a large group of transcription factors that play a key regulatory role in development and homeostasis of multicellular organisms. A special feature of nuclear receptors is their ability to bind to condensed chromatin templates, which makes them important initiators of gene transcription. Moreover, the ability of nuclear receptors to sequentially recruit a variety of transcription factors and coregulators to target promoters and to orchestrate the whole process of gene transcription confirms their biological significance and stimulates intensive research and a high level of scientific interest in this field. In this review, we summarise current knowledge regarding the structure and function of nuclear receptors as principal regulators of gene expression. Emphasis is given to the molecular mechanisms of nuclear receptor-mediated transcriptional activation and repression including recent progress made in this area.

How might human anatomy be different today if the forerunners of humans had never inhabited the forest canopy

Answers

Explanation:

Humans would likely have never gained opposable thumbs because there would be no need to grasp as well as the shoulders because there would be no reason to move our arms in any direction.

Explain why fabrics made with elastic fibre with the trade name “lycra’ are extensively used in foundation garment industry today. You may use their special characteristics and properties.​

Answers

Answer:

Fabric name

Lycra

Fabric also known as

Spandex, elastane

Fabric composition

Polyether-polyurea copolymer

Fabric breathabilityn

High breathability

Moisture-wicking abilities

High

Heat retention abilities

Low

Stretchability (give)

Extraordinarily high

Prone to pilling/bubbling

High

Country where fabric was first produced

United States

Biggest exporting/producing country today

China

Recommended washing temperatures

Warm or cold

Commonly used in

Underwear, socks, bras, sports bras, bike shorts, yoga pants, hiking apparel, motion capture suits

#hope this helps u some #

A group of organs working together to achieve a common function is known as:
-an embryo.
-an organ system
-multipotent.
-a tissue.

Answers

Answer:

The answer is B an Organ system

Answer:

an organ system

Explanation:

The correct answer is organ system. A tissue is a group of cells working together to achieve a common function. An embryo is a fertilized egg that has developed from a zygote. Multipotent merely refers to a type of stem cell that has limited specialization capabilities relative to the capabilities of totipotent and pluripotent cells.

JLILLLULL LUI ILLUVIJ.
Based on the body structures of these animals, which two conclusions are scientifically sound?
Bassa
dog
gorilla
chimpanzee
frog
0 The skeletal structure of the gorilla and chimpanzee suggest a common evolutionary ancestry.
The dog and frog share a closer evolutionary ancestry than the gorilla and chimpanzee.
The dog is more closely related to the frog than it is to the chimpanzee.
All four organisms share a common vertebrate ancestor.

Answers

Answer:

(A) The skeletal structure of the gorilla and chimpanzee suggest a common evolutionary ancestry.

Explanation:

The vertebrate and many of the other parts of the skeletal structure of the gorilla and chimpanzee are alike. (and, by using a little background knowledge, you can figure this out by thinking; if humans share 98% of DNA with chimpanzees and about 96% of DNA with gorillas, then the two animals must share a lot of DNA as well.)

I hope this helps !!!

Answer:

1, 3, 4

Explanation:

The gorilla and the chimpanzee have very similar anatomy, so they are closely related.

There is a small resemblance between the dog and the frog, but nowhere close to the one shared with the gorilla and chimpanzee, so NO

the dog IS more closely related to the frog than the chimpanzee since it looks more similar

yes, all of them are vertebrates and therefore share a single vertebrate ancestor

Solid waste material from waste water is called

Answers

Answer:

sewage sludge

Explanation:

The solid material waste from waste water is called sewage

sludge

Explanation:

Sewage sludge is the solid, semisolid, or slurry residual material that is produced as a by-product of wastewater treatment processes. 

The Cell-mediated response is a chain reaction of antigens and Interleukins that results in:
A. The swelling of fluid and clotting elements to a damaged area.
B. The differentiation of helper T cells into cytotoxic T cells to destroy pathogens.
C. The production of macrophages to use phagocytosis on pathogens.
D. The differentiation of effector B cells into plasma cells to make antibodies.

Answers

The Cell-mediated response results in the production of macrophages to use phagocytosis on pathogens. The correct option is C.

Cell mediated immune response occurs when an invading antigen causes the release of cytokines (Interleukins), differentiation of T cells and production of macrophages.

Macrophages are produced through the differenciation of monocytes. They are further activated during an infection through the macrophage-activating cytokine (Interleukins).

Phagocytosis is the process used by immune cells such as macrophages  which involves ingesting and eliminating pathogenic microorganisms.

Cell-mediated response dosent result to differenciation of helper T cells into cytotoxic T cells rather it leads to the activation of cytotoxic T cells. Therefore B is wrong.

Cell-mediated response dosen't lead to the production of antibodies therefore option D is wrong.

Learn more here:

https://brainly.com/question/13094875

Different between sinking and floating ​

Answers

sinking is being below and floating is being above or on surface

Answer:

⬇ See below ⬇

Explanation:

Sinking is where an object/human/animal goes under a type of surface, normally water. Floating, on the other hand, is where an object is at the surface of a liquid, normally water. (Hope this helps!)

An ecologist counted the number of eggs in randomly selected nests in a population of birds. To test the hypothesis that the number of eggs per nest follows a Poisson distribution at the 5% level of significance, you will need to compare a calculated value with a critical value.
Eggs Number of nests Prob Expected
nest, xi per fi
0 15 0.2845 19.9
1 29 0.3576 25.0
2 19 0.2248 15.7
23 7 0.1331 9.3
SUM: 70 1.0000 70.0
What are the calculated and critical values for this test?
a. calculated = 45.6; critical = 5.991.
b. calculated = 3.10; critical = 5.991.
c. calculated = 5.89; critical = 5.991.
d. calculated = 3.10; critical = 7.815.

Answers

Answer:

d. calculated = 3.10; critical = 7.815.

Explanation:

To test the hypothesis Given in the question above, we use the Chisquare goodness of fit :

The test statistic is defined as :

χ² = Σ(Observed - Expected)² / Expected

Observed = number of nests

χ² = ((15 - 19.9)^2 / 19.9) + ((29 - 25)^2 / 25) + ((19 - 15.7)^2 / 15.7) + ((7 - 9.3)^2 / 9.3)

χ² = 3.1089

The critical value :

df = n - 1 = 4 - 1 = 3

The critical value ;P(χ² at 0.05, df = 3 ) = 7.815

Which of the following are the three areas of the tundra biome? (Choose all that apply.)
Arctic
Asian
Antarctic
alpine

Answers

Answer:

The three areas of the tundra biome are artic, antarctic and alpine.

state 6 importance of respiration​

Answers

Answer

Respiration is important because it produces energy that is essential for the normal functioning of the body.Respiration provides cells with oxygen and expels toxic carbon dioxide.It provides pure oxygen to alive and for proper functions.It is very important to live alive.It supply and remove oxygen and carbon dioxide. It has a leading role in functioning in the human body.

Which of the following statements about continuous variables is
A. continuous variables must lie between a clearly defined interval
B. continuous variables may be restricted to positive values
C. continuous variables will never be nonzero
D. continuous variables must always be restricted to positive values

Answers

Answer:

I think it's A

must lie btn a clearly defined interval

Continues variable must be between a clearly defined the interval about continuous variables. Thus,option A is correct.

What is continuous variables?

A continuous variables is define as a function which continuous varies in a given interval for instance, if a variable over a non-empty range of the real numbers is continuous, then it can take on any value in that range.

Types of continuous variables:

There are two types of continuous variables which are mentioned below:-

1:- Instant variable

2:- Ratio variable

Instant variable

A variable can be defined as the distance or level which are varies between given interval.

Ratio variable

Ratio variable is another type of continuous variables which has only one variation in given interval.

Therefore, continues variable must be between a clearly defined the interval about continuous variables. Thus, option A is correct.

Learn more about continues variable here:

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Where is the heart situated in the body and vertebrates ?​

Answers

Answer:

The Heart is situated in the Left side of the body

I want answers please ​

Answers

Explanation:

1.arm&base

2.a shutter controlled by a lever

3.Nosepiece,objective lenses,stage clips

6. 100X.....(this means that the image being viewed will appear to be 100 times its actual size

Transmission of microbes by direct contact includes: a.drinking contaminated water. b.touching a contaminated countertop. c.inhaling dust-borne microbes. d.sexual intercourse.

Answers

Answer:

B is correct

Explanation:

What is the structure of the middle ear?​

Answers

Answer:

The middle ear is a narrow air-filled cavity in the temporal bone. It is spanned by a chain of three tiny bones—the malleus (hammer), incus (anvil), and stapes (stirrup), collectively called the auditory ossicles.

Explanation:

Hope this helps!;)

what is adaptation give any four characters of aquatic plants​

Answers

Explanation:

Animals have special features that help them to live in a particular place. Therefore this features is called adaptation.

1] Aquatic plants have leaves that float on the surface of water.

2] Thier leaves are rarely have stomata.

3] Thier leaves can perform all the work without xylem.

4] They are usually lack cuticle layer in order to avoid excessive dryness.

Answer:

The most common adaptation is the presence of lightweight internal packing cells, aerenchyma, but floating leaves and finely dissected leaves are also common. Aquatic plants can only grow in water or in soil that is frequently saturated with water.

Four characters of aquatic plants are as given below:

1) most aquatic plants donot need culticles or have thin culticles as cuticles prevent loss of water.

2) aquatic plants keep their stomata always open for they do not need to retain water.

3) on each side of their leaves are a number of stomata.

4) aquatic plants have less rigid structure since water pressure supports them.

Explanation:

I hope this answer help you.

All of the following statements about ferns are correct except:_________
A) ferns flourish in many habitats, but the majority are located in the tropics.
B) the sporophyte is a conspicuous generation.
C) sori are located on the back or ventral surface of fronds.
D) the gametophyte is a conspicuous generation.
E) ferns have underground stems called rhizomes.

Answers

Answer: B) because in higher plants, such as angiosperms and gymnosperms, the sporophyte is the dominant generation.

All of the following statements about ferns are correct except the gametophyte is a conspicuous generation. Therefore, the correct option is D.

In ferns the gametophyte is usually much smaller and less noticeable, whereas the sporophyte is the more noticeable generation. The sporophyte, the famous giant pearl fern plant, is a major stage in the fern life cycle. Gametes (eggs and sperm) are produced by the gametophyte, which is a small, autonomous stage responsible for sexual reproduction.

Therefore, the correct option is D.

Learn more about Ferns, here:

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If you're running away from a bear, A) both your liver cells and my leg muscle cells will be running glycolysis. B) both your liver cells and my leg muscle cells will be running gluconeogenesis. C) your liver cells will be running gluconeogenesis and your leg muscle cells will be running glycolysis. D) your liver cells will be running glycolysis and your leg muscle cells will be running gluconeogenesis.

Answers

Answer:

C) your liver cells will be running gluconeogenesis and your leg muscle cells will be running glycolysis.

in some plants pink flowers are dominant over yellow flowers if Mario crosses two hybrids what happens

Answers

75% pink 25% yellow

Why did the White House experience water damage ?

1.
It is made of granite which is strong.

2. It is made of sandstone which is very porous and is easily penetrated by rainwater

3. It is made of non-porous sedimentary rock

Answers

The White House building is made of sandstone which is very porous as a result water is easily penetrated inside it which causes damage and make the walls of building weak.

The White House is made of gray-colored sandstone that is brought from quarry in Aquia, Virginia. The north and south porticos of white house building are constructed with red Seneca sandstone brought from Maryland. These sandstones are porous in which rainwater is easily penetrated in it that cause damage to the white house building so it is concluded that the building is made of porous sandstone.

https://brainly.com/question/24305820

When neuroscientists employ the term "nucleus", they are usually referring to:_____.
​a. a cluster of glial cells in the dorsal-medial CNS.
​b. a neural unit composed of anatomically and functionally related neurons.
​c. a group of homologous ganglia located either in the cortex or in the cerebellum.
​d. cognitively synchronized clusters of apical dendrites anywhere in the PNS.

Answers

Answer:

B. A neural unit composed of anatomically and functionally related neurons.

Which one of the following physical quantities is formed after dividing mass of volume?
I} Weight
II} Velocity
III} Density
IV}Work​

Answers

Answer:

Density

Explanation:

Density is refer to how much space an object in Mass take in volume.

It is mass if an object divided by volume.

It usually in g/cm3

1) What is the function of the plasma membrane? (5pts)

2) How does high and low temperature affect a plasma membrane's fluidity? (5pts)

3) How does passive transport differ from active transport? (5pts)

4) What are the three main types of passive transport? Describe each of them. (5pts)

5) List the three types of tonic solutions and describe which way water moves in each one. (5pts)

Answers

Answer:

1.Plasma membrane is a semi permiable layer present in a plant cell.it allows only selected substances to pass in and out of the cell.

water is an important chemical that dissolves other chemicals into what

Answers

Answer:

A Solution

Explanation:

A substance that is dissolved is a solution

I need help please???

Answers

Answer:

The first one is called longitudinal wave .

the longish point is , i think 1

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