which organism has a central brain
1 hydra
2 sponge
3 flatworm
4 fish
ASAAAPPPPP

Answers

Answer 1

Answer: flatworm

Explanation:


Related Questions

Help please and are the ones that already answered to are correct ?

Answers

Yes, all of your answers are correct except for number 12. Instead I would say a food chain outlines who eats whom but a food web is all of the food chains in an ecosystem.

Primary consumers are basically herbivores, such as squirrels, rabbits, crickets, etc.

Secondary consumers are carnivores/omnivores, animals that eat other animals such as foxes, snakes, and owls.

Higher order consumers are animals that can eat more things, like humans for example, because we eat animals that are bigger than us like cows but we also eat plants.

Omnivores are animals that eat meat and plants, such as humans and mice because according to your food web, mice also eat meat.

I can’t see the picture very well because it’s blurry, but i think the owl eats some kind of animal that looks like a frog and snakes, so if the owl is removed the frog animal thing and snakes would increase.

for the last question, i would say

Fill in the blanks.

- Enzymes are _____ that _____ _____ chemical reactions.

- Each enzyme needs to be the ______ ______ to match the reaction it helps.

- _____ _____ _____ and _____ can denature, or change an enzymes shape.

- Wrong __= ____ = __ __ __ __

Answers

Answer: Enzymes are catalysts that speed up chemical reactions

The rest are up to your teacher I don’t know how they might have worded it

pH, heat, cold, salinity, radiation are all things that can denature an enzyme, and Im not quite sure what the last one might be

good luck man

Explanation:

Plants using the CAM pathway occur in many locations but are most common in very arid locations, such as deserts. What deserts occur in North America and where are these deserts located?

Answers

The desert that occurs in North America is the Great Basin Desert and it is located at Nevada of North America.

CAM pathway, which is also called Crassulacean Acid Metabolism, is a pathway that involves carbon fixation that occurs in plants growing in arid areas.

With this pathway these plants are able to photosynthesize during the day, but only exchange gases at night.

An arid habitat is an environment that is characterized by extreme lack of water, example is the desert.

In North America, the desert that occurs there is the Great Basin Desert. It spreads into different states which include:

NevadaWestern Utah, Eastern California, andIdaho.

But the major part of Nevada is occupied by the Great Basin Desert.

Learn more about CAM pathway here:

https://brainly.com/question/7061938

Which statement describes an important role of carbon dioxide in Earth's atmosphere?
Animals breathe carbon dioxide.
O Plants use carbon dioxide to make food.
O Carbon dioxido helps animals make proteins.
Carbon dioxide forms clouds that produce rain

Answers

Answer:Plants use carbon dioxide to make food

Explanation: Carbon-dioxide plays a very important role in sustaining life on Earth.

Plants use carbon-dioxide and water for photosynthesis in presence of sunlight and chlorophyll to produce food and oxygen.

CO₂ + H₂O →  O₂ + glucose (food)

This food is consumed by the animals and oxygen is used for respiration. Animals use energy from the food to do work and exhale back carbon-dioxide.

Two identical rectangles and​ squares, R and​ T, are arranged to form a larger square as shown. The area of square R is 1 square​ inch, and the perimeter of each rectangle is 7 inches. What is the perimeter of square​ T? Explain.




R




T




Because the area of square R is 1 square​ inch, its side length is




nothing ​inch(es). So, the shorter side of each rectangle is




nothing ​inch(es). If x represents the length of the longer side of each​ rectangle, the perimeter is









4 x equals 7




2 x plus 2 left parenthesis 1 right parenthesis equals 7




2 x left parenthesis 1 right parenthesis equals 7




x squared plus left parenthesis 1 right parenthesis squared equals 7 squared




and x




nothing. The perimete

Answers

Answer:

7×2÷4 it's the number not letter

This food web illustrates some characteristics that ANIMALS have in common. Find all the animals. What do they all
have in common?
A)
They are all predators.
B)
They must consume their food.
C)
They all have a skeletal system
D)
They all recycle matter in the food web.

Answers

Answer:

B) They must consume their food.

Explanation:

I just did the test

how many bases are needed to specify an mrna codon

Answers

Answer:

Three bases

Explanation:

11.A tomato plant has 12 chromosomes in each egg/sperm cell. How many chromosomes do each
of their somatic cells have?

Answers

Answer:

12 chromosomes

Explanation:

hope its attachments

What is 0.0000914 in scientific notation?
a b c or d

Answers

Answer:

The Answer is A

Explanation:

In what layer of the atmosphere is weather occuring and the layer where we live?

Answers

Answer:

Atmosphere takes place in the stratosphere and we live in troposphere

The layer where the weather occurs and where we live is called the Troposphere layer.

mark me brianliest if i helped :)

Which is NOT true about pedigrees?

a. They show only recessive disorders.

b. They can be used to predict disorders in a family.

c. They indicate the sex of an individual.

d. They are useful in inferring genotypes of individuals.
****GIving Brainlist****

Answers

Answer:

i think its this one c. They indicate the sex of an individual.

Which of the following is a method used to prevent soil depletion? (2 points)
Dune fences
Contour farming
Adding fertilizers
Planting grasses on slopes

Answers

Answer: The answer is B

HELP. Are gills located internally or externally in the body of animal? DO NOT COPY FROM GÔO.GLE. I'VE ALREADY SEEN THAT AND I DON'T GET IT.​

Answers

Answer:

sometimes.

Explanation:

external gills are most typically found in amphibians however fishes have internal gills.

The answer isnt yes or no, different species have different gills. Some of them internal others external. Hopefully this answers your question :)

What are some examples of evidence that suggest that some continents were once joined and have since separated?

Answers

When the earth was being created there were titanic plates they were underground which would shift break big continents and move them apart

what veins return deoxygenated blood from the head and neck to the heart

Answers

The Venae Cavae

These veins return deoxygenated blood from the body into the heart, emptying it into the right atrium.

what is the hierarchical structural organization in a multicellular organism

Answers

Answer:

cells, tissues, organs, and systems

Answer:

cells, tissues, organs, and systems

Explanation:

how are rat mice gerbils hamsters guinea pigs and chinchillas similar?​

Answers

They are all rodents. This means they probably belong to the same order which is rodentia.

PLEASE HELP!!
Gastric secretion would include all of these except
A. pepsinogen

D. mucous

E. gastrin

C. CCK

B. HCl

Answers

Answer:

C. CCK

Explanation:

Gastric juice contains pepsinogen, HCl, mucus, rennin, and gastrin hormone.

Cholecystokinin (CCK) is secreted by I-cells of duodenum.

Microevolution occurs when what kind of frequencies change?

Answers

Microevolution is the change in allele frequencies that occurs over time within a population. This change is due to four different processes: mutation, selection (natural and artificial), gene flow and genetic drift.

how does carbon move through the system when there is light

Answers

Answer:

Carbon moves from plants to animals. Through food chains, the carbon that is in plants moves to the animals that eat them.

Explanation:

The sun takes an integral role in the photosynthesis stage of the Carbon Cycle. Photosynthesis refers to the process by which plants take in carbon dioxide and water (the products of respiration), and convert it to oxygen, powered by the energy of the sun.

cyber ethics and law are same in nature true or false​

Answers

Answer:

True as a technonerd it is ive study it

Explanation:

how does carbon moves through the system in the dark?

Answers

Answer:

Generally, about half of the caught carbon is released in respiration. ... When it is dark, the only flow of CO2 comes from respiration.

Explanation:

if prokaryotes are defined as single-celled organelles, which of the following would ONLY make it a prokaryotic cell

Answers

Answer

hmmm i would say a or c but i would say c

Explanation:

The purpose of degrading cyclins is to stop the cell cycle from happening.

A. true
B. false

Answers

a.
positive cues, like growth factors, typically increase activity of Cdks and cyclins, while negative ones, like DNA damage, typically decrease or block activity.

after a macrophage ingests a pathogen, what does it do to the antigens?

Answers

Explanation:

After the macrophage ingests a pathogen, it creates an antigen on the surface of themselves, which signals the antigen to a corresponding helper T cell

Which substance cannot be broken down into simpler substances?

Answers

Answer:

A Elements

Explanation:

Elements are pure substances that cannot be broken down into simpler substances by ordinary chemical means.

which statement correctly compares a function of lipids to a function of proteins in the body?

Answers

The main role of nucleic acids is to store information that is used to make proteins. Nucleic acids come in two main forms: deoxyribonucleic acids, also known as DNA, and ribonucleic acids, also known as RNA. The main function of DNA is to store the genetic information that cells in the body need to function

STUDY TIP 1

Don't do all your studying the night before. Instead spread it out, review class materials several times a week, and focus on one topic at a time.​

FOLLOW FOR MORE

Answers

Answer:

That's cool, I think I'll try!

Explanation:

what is the main function of integrins? PLS HELP ME I HAVE A MIDTERM TOMORROW!!!!

Answers

Answer:

Integrins regulate cellular growth, proliferation, migration, signaling and cytokine activation and release. They play an important role in cell proliferation and migration, aid tissue repair .

Explanation:

Integrity regulate cellular growth, proliferation, migration, signaling and cytokine activation and release. They play an important role in cell proliferation and migration, aid tissue repair .

the structure that separates the cochlear duct from the tympanic duct is the

Answers

Answer:

the basilar membrane

Explanation:

The tympanic duct or scala tympani is one of the perilymph-filled cavities in the inner ear of humans. It is separated from the cochlear duct by the basilar membrane, and it extends from the round window to the helicotrema, where it continues as vestibular duct.

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