Look at the food web shown above.
In this ecosystem, phytoplankton are considered to be
OA. producers
OB. decomposers
OC. consumers
OD. all of these

Answers

Answer 1
they are producers :)

Related Questions

Which of the following functions in multicellular organisms is similar to the function of DNA in unicellular organisms?
A.
Inheritance of traits


B.
Cell respiration


C.
Cell digestion


D.
Protein synthesis

Answers

A. Inheritance of traits

Both single and multi-celled organisms embrace a functional unit of life, known as “Cells”. Both of them consist of plasma membrane and cytoplasm. They carry similar features by containing DNA and ribosomes for the gene expression. All known forms of life store their genetic information using DNA, and with a few exceptions the code is universal.Both have basic unit of life (cell). Which means they both ingest food ,respire, and get rid of waste.Multicellular organisms are bigger than unicellular organisms. Unicellular has a single cell but multicellular have more than one cell.

Thus, option A is correct.

Learn more:

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50 POINTS.

STATE STRONG FACTS ABOUT ANTI NUCLEAR ENERGY

FAKE ANSWERS GET REPORTED DO NOT LOOK UP.

Answers

•NUCLEAR POWER PLANTS PRODUCED 790 BILLION KILOWATT HOURS OF ELECTRICITY IN 2019. ...
•NUCLEAR POWER PROVIDES 52% OF AMERICA'S CLEAN ENERGY. ...
•NUCLEAR ENERGY IS THE MOST RELIABLE ENERGY SOURCE IN AMERICA. ...
•NUCLEAR HELPS POWER 28 U.S. STATES. ...
•NUCLEAR FUEL IS EXTREMELY DENSE.

Which of the following is an abiotic factor in a biome

Answers

Answer: C

Explanation: Abiotic means non living so Wind, sunlight, soil, temperature, atmosphere, and water.

Abiotic is non-living so I think it’s C.

Which motility structure is correctly paired with its description

Answers

Answer:

D

Explanation:

Eg

Plz help me well mark brainliest if correct!!

Answers

Answer:

A

Explanation:

it causes temperatures to rise

Answer:

the answer is all of the above

Explanation:

these are all consequences of climate change

A quote from Carl Sagan " The history of life can be described as the gradual dominance of brains over genes" WHAT DID HE MEAN BY THIS?​

Answers

He means its more then just what your genes give you its what you can overall think of

Plssss help with this question. i need an answer ASAP.



Nitrogen fixation for plants occurs in what organisms?​

Answers

Answer:

Two kinds of nitrogen-fixing microorganisms are recognized: free-living nonsymbiotic bacteria, including the cyanobacteria or blue-green algae Anabaena and Nostoc and genera such as Azotobacter, Beijerinckia, and Clostridium; and mutualistic symbiotic bacteria such as Rhizobium, associated with leguminous plants,.

Explanation:

Two kinds of nitrogen-fixing microorganisms are recognized: free-living (nonsymbiotic) bacteria, including the cyanobacteria (or blue-green algae) Anabaena and Nostoc and genera such as Azotobacter, Beijerinckia, and Clostridium; and mutualistic (symbiotic) bacteria such as Rhizobium, associated with leguminous plants, ...

Soooo... anyone have an essay on the impact of climate change on the oceans they’d like to share?? :)
I need ideas!!!

Answers

Answer:

Here's a paragraph that you can add !

Explanation:

When greenhouse gases capture more solar radiation, the oceans consume more heat, resulting in higher sea surface temperatures and increasing sea level. Changes in water temperatures and tides caused by climate change will cause changes in global climate patterns.

list two ways that the fungal life cycle is different from the animal life cycle​

Answers

Answer:

In some aspects, the fungal life cycle is contrary to vertebrates. In most fungi, hyphae with haploid nuclei are the dominant stages. Two nuclei from neighboring hyphae merge into a diploid zygote during sexual reproduction. The zygote undergoes meiosis after a brief period of time.

Explanation:

The haploid (called spores) cells produced from this process become new haploid hyphae. In the bread mold, the haploid hyphae form many haploid springs which can go to other places and lead to new hyphae. Most fungi can also reproduce asexually. Note that mitosis (why?) causes these spores. This asexual reproductive process is a distinct cycle and is more widespread in most fungi than the sexual life cycle. The characteristic black dots found on molten bread, for example, are clusters of asexually produced spores. See this animation which describes the bread mold life cycle.

Unique and complex fungal life cycles. Fungi breed sexually either cross-fertilization or self-fertilization. The Haploid fungus has gametes at tips and generates hyphae. There are two different types of matches (marked as "+ type" and "– type").

As Marcus walks through the forest after a rainstorm, he notices bubbles forming in the cracks of some rocks. Which of the following is most likely happening to the rocks?
A - Abrasion
B - Chemical Weathering
C - Deposition Mechanical
D -Weathering
HELP​

Answers

Answer:

Mecanical Weatherng

Explanation:

The most likely process is chemical weathering. Therefore, option (B) is correct.

What is Chemical weathering?

Chemical weathering is the process by which the chemical composition of rocks and minerals is altered by the action of chemical reactions. Water, oxygen, acids, and other substances can react with minerals within the rock, leading to chemical changes that break down the rock and produce new minerals.

This process can result in the formation of new rock types, such as sedimentary rocks, and the release of dissolved ions and nutrients that can be used by plants and other organisms. Examples of chemical weathering include the oxidation of iron minerals, the dissolution of limestone by carbonic acid, and the formation of clay minerals from feldspar.

Learn more about chemical weathering, here:

https://brainly.com/question/29616084

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Which change would most likely cause a decrease in the number of squirrels living in an area?

A) a decrease in the number of predators
B) a decrease in competition between the squirrels
C) an increase in available food
D) an increase in the number of forest fires

Answers

Answer:

D

Explanation:

An increase of forest fires would burn their habitat leading them to die, or move.

Answer:

D

Explanation:

I did this before

Which of these is a natural resource?

A. money

B. oil

C. bread

D. sand

Answers

Answer:

B

Explanation:

Answer : B

Oil
..........................

HELP ON NUMBER 2 AND 6

Answers

The answer for number 2 is Apoptosis
6 I believe because I did it on my calc as well

g Neuron A and neuron B interact with neuron C. Neuron A will produce an IPSP of -2mV in neuron C; neuron B produce an EPSP of 3mV in neuron C. The resting membrane potential is -70mV and the threshold is -50mV. Neuron A fires 6 times rapidly at the same time that neuron B fires 4 times rapidly. What is the resulting membrane potential in neuron C

Answers

Answer:

-70 mV

Explanation:

Given that Neuron A and Neuron B interact with Neuron C

Neuron A produces ; - 2mV of IPSP  and fires 6 times

Neuron B produces ; 3mV of EPSP and fires 4 times

Resting potential = - 70mV

threshold = - 50mV

The resulting membrane potential in neuron C

= -70 + 6(-2) + 4(3)

= -70 - 12 + 12  = -70 mV

Only producers/autotrophs
Products are carbon dioxide and water.
Products are glucose
and oxygen.
Reactants are carbon dioxide and water.
Reactants are glucose and oxygen.
Photosynthesis
Both
Cellular Respiration

Answers

Answer:

photosynthesis - Only producers/autotrophs, products are glucose and oxygen, reactants are carbon dioxide and water

cellular respiration - products are carbon dioxide and water, reactants are glucose and oxygen

Who conquered the area shaded in pink (Letter W) on the map?

Xuanzong


Yangdi


Kublai Khan


Huizong

Answers

Answer:

Kublai Khan

Explanation:

Answer:

Kublai Khan

Explanation:

i took the test

What are two pieces of information that a Punnett square can give you?

Answers

Answer:

summarise of possible combinations of maternal alleles with paternal alleles.

Can be used to examine the genotypical outcome probabilities of the offspring of a single trait (allele), or when crossing multiple traits from the parents.

In order to determine the rate of photosynthesis (the conversion by plants of carbon dioxide and water into glucose and oxygen), the oxygen gas emitted by an aquatic plant is collected over water at a temperature of 293 K and a total pressure of 754.8 mmHg. Over a specific time-period, a total of 1.31 L of gas is collected. The partial pressure of water at 293 K is 17.55 mmHg. What mass of oxygen gas (in grams) forms

Answers

Answer:

1.6896 grams

Explanation:

Given that:

Total pressure = The pressure of  [tex]O_2[/tex] + partial pressure of [tex]H_2O[/tex]

The pressure of  [tex]O_2[/tex]  = Total pressure - partial pressure of [tex]H_2O[/tex]

= (754.8 - 17.55) mmHg

= 737.25 mmHg

At standard conditions:

1 mmHg = 0.00131579 atm

737.25 mmHg will be: (737.25*0.00131579) atm = 0.970065928 atm

P ≅ 0.97 atm

The temperature  (T) = 293 K

Volume (V) = 1.31 L

Using ideal gas equation

PV = nRT

0.97 × 1.31 = n × 0.0821 × 293

[tex]n = \dfrac{0.97 \times 1.31}{0.0821 \times 293}[/tex]

n = 0.0528

mass of oxygen  [tex]O_2[/tex] = no. of moles * molar mass

= 0.0528 * 32

= 1.6896 grams

How did the development of sexual reproduction affect evolutionary change?

Answers

500 million for the first picture and for the text i guess it evolved physical reproductive body cells and parts that makes sexual reproduction change as itself as well as birth due to not only human nature but man made things as well, example: hospitals, medicine, chemicals, etc.

Predation is the act of one organism killing another for food. Which of the following sets of organisms list a predator and its prey?
A. scorpion, beetle
B. lion, beaver
C
blue whale, squid
D
deer, rabbit

Answers

Answer:

scorpion, beetle

Explanation:


What is the answer to number 1

Answers

Answer:

TTT GCC AGT

Explanation:

a ---------- is the thing that destroys other things​

Answers

Answer:

virus aka a bug

Explanation:

You are a botanist looking at the plant color in a new breed of Snapdragon. The two parent plants are Blue and Green and when you cross them you make F1 plants that are Cyan in color (a light aqua color). The ratio of offspring is as follows: There were 42 plants with Blue flowers (R1), 39 plants with Green flowers (R2) and 86 plants with Cyan flowers. Is the number of your progeny consistent with a single-gene incomplete dominance inheritance pattern

Answers

Answer:

Incomplete dominance is the inheritance pattern where the dominant allele did not mask the recessive allele completely and form a mix of both alleles. Here the inheritance is the incomplete inheritance. The ratio of F2 generation is 1:2:1.

Given:

R1R1 = 42

R2R2 = 39

R1R2 = 86

Total R1 alleles = 2*42+86 = 170

Total R2 alleles = 2*39+86 = 164

Total alleles = 334

Frequency of allele R1 = 170/334 = 0.51

Frequency of allele R2 = 164 / 334 = 0.49

Expected number of each phenotype:

Total population = 167

Blue = R1R1 = 0.51 * 0.51 * 167 = 43.44

Green = R2R2 = 0.49 * 0.49 * 167 = 40.10

Cyan = 2*R1*R2 = 2*0.51*0.49*167 = 83.46

Phenotype     Observed(O)    Expected (E)    O-E      (O-E)2     (O-E)2/E

Blue                 42                   43.44               -1.44       2.0736     0.0477

cyan                86                   83.46                 2.54     6.4516     0.0773

green              39                    40.1                    -1.1       1.2100      0.0302

Total              167                     167                                               0.1552

Chi-square value = 0.155

Degrees of freedom = no. of phenotypes – 1

Df = 3-1 = 2

Critical value = 5.99

Chi-square value of 0.155 is less than the critical value of 5.99. So we accept the null hypothesis.

.They are usually found in air * True False

Answers

Answer:

true

Explanation:

I hope it helps

pa brainliest po

What does the “they” stand for?

How do some nucleotide sequences in DNA get copied into RNA when DNA and RNA have different bases. For example, how is the sequence TGAC in DNA copied to the RNA when RNA does not has Thymine.

Answers

Answer:

In RNA the base thymine is essencially replaced by the base uracil. So the sequence TGAC in DNA would get copied into RNA as ACUG.

Adenine pairs with uracil in RNA like it pairs with thymine in DNA

Explanation:

Sid is observing an unknown cell under a microscope. The presence of which structure would help him to determine if the cell was from a plant or from an animal?
O Nucleus
Cell wall
Ribosomes
O Cell membrane

Answers

cell wall

the main difference between animal cell and plant cell is in existing of cell wall on plant cell and existing of centriols in animal cell large vacules in plant cell ...

Cell wall is the structure determine that the cell is from the plant cell because cell wall is present in only in plant cell.

What is cell wall?

The outer covering of a cell that is present adjacent to the cell membrane is known as cell wall. It is only present in plants, fungi, bacteria, algae, and some archaea but not present in animal cell.

So we can conclude that Cell wall is the structure determine that the cell is from the plant cell because cell wall is present in only in plant cell.

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Briefly describe each of the sun's layers: • Inner core: • Radiative zone: • Convective zone: • Photosphere: • Chromosphere: • Corona:
ILL MARK BRAINLIEST

Answers

Answer:

this website goes over it well

https://www.nasa.gov/mission_pages/iris/multimedia/layerzoo.html

inner core - very hot, very dense center of our planet. The ball-shaped core lies beneath the cool, brittle crust and the mostly-solid mantle.
radiative zone- the solar material is hot and dense enough that thermal radiation transfers the heat of the core outward through the Sun.
convectively zone- the outer-most layer of the interior. It extends from a depth of 200,000 km up to the visible surface of the Sun. Energy is transported by convection in this region. The surface of the convection zone is where light (photons) is created. This top layer is called the photosphere.
photosphere- the top layer of the convection zone, and the lowest layer of the split atmousphere
chromosphere- lowest layer of the Sun’s atmosphere, several thousand kilometres thick, located above the bright photosphere and below the extremely tenuous corona.
corona- outermost region of the Sun’s atmosphere, consisting of plasma (hot ionized gas).

The following substrate is completely oxidized to CO2 by a cellular homogenate containing all necessary enzymes and coenzymes . It is assumed that the glycolysis, the citric acid cycle and oxidative phosphorylation are fully active and that the glycerol-3-phosphate shuttle is functional. What is the net gain of ATP molecules after the complete degradation of one Glyceraldehyde 3-phosphate molecule

Answers

Answer:

The correct answer is - 19 ATP.

Explanation:

One molecule of dihydroxyacetone phosphate fully oxidizes and generate 19 molecules of ATP by the following stochiometry

Direct ATP- 2

ATP from NADH ( 5X3)= 15

ATP from GTP 1

ATP from FADH2 1 or 1.5

Total 19 or 19.5

Why is it difficult for scientists to accurately reconstruct the history of life on Earth during Precambrian time? (check all that apply)

Many of the fossils have been destroyed
Most life was simple and didn’t fossilize well
We can’t dig deep enough
Life didn’t exist back then

Answers

Answer:

The second one most life was simple and didn't fozzilize

Human height is variable with a wide range of phenotypes because it is affected by the
interaction of several genes, making it a what

Answers

Answer:

polygenic trait

Explanation:

polygenic trait

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