Which type of invertebrate is characterized by jointed appendages? mollusks arthropods cnidarians echinoderms

Answers

Answer 1

Answer:

Anthropods

Explanation:

Anthropods belongs to phylum Euarthropoda and are invertebrate animals with jointed appendages with segmented body. The circulatory system of anthropods is located externally and they are unique organism with many heart.

Anthropods have exoskeleton that is made of chintin and brain like human.

Some anthropods left the aquatic habit to terrestrial habitat during the early years living their ancestors.

Example of anthropods are arachnida and insect


Related Questions

Describe possible Co-dominance in a unicorn

Answers

Answer:

The unicorn has spots.

Explanation:

This shows codominance becuase the to colors are both shown

Q. Habitat loss occurs due to agriculture, forestry, and other human activities. Describe the effect of these activities on species diversity in the ecosystems in which they occur, and how this would affect the stability of these ecosystems over time.

Answers

Answer:

Explanation:

Human activities had led to diversity of species in ecosystem. Some of the species of animal have been lost and displace due to human activity such as deforestation, construction, company establishment.

Clearing of land for agriculture use has also contributed to diversity that occur in the habitat of an animal.

Diversity of an habitat leads to an unstable ecosystem, as animals can no longer thrive and live in their environment, some species of animals are lost including important species in the environment in the process and others struggles to survive.

Reduction of human activities in animals natural habitat can help restore diversity.

A photopsin is a protein
A. of a photopigment within cone photoreceptors.
B. of a photopigment within rod photoreceptors.
C. that is derived from Vitamin E.
D. that allows ions to flow into rod and cone photoreceptors

Answers

Answer:

A

Explanation:

protein pigment for vision in cone

please help me with this I need correct answer ​

Answers

Answer:

Gamma rays

X-rays

Ultraviolet

Visible Light

Infrared

Microwaves

Radio waves

Answer: from shortest wave length to longest it would be

gamma

x-ray

ultraviolet

visible light

infrared

microwave

radiowave

Explanation:

from the longest to shortest it will be :

Radio wave , Microwave, infrared , visible light , ultraviolet , x-ray , gamma

and you can menomeic it as  : "Rabbits Mate In Very Unusual eXpensive Gardens "

Where are Earth's most diverse and productive biomes located?
A. Throughout Europe
B. Near the North Pole
C. In the United States
D. Near the equator​

Answers

Answer:

D. Near the equator.

Explanation:

Tropical rainforests are Earth's most diverse and productive biomes given all of the hundreds of species thriving within them. They are found at or near the equator.

Answer:

D. Near the equator​

Explanation:

Near the equator, there are more productive biomes. Species diversity is higher at the equator than at the poles.

why are potatoes curved?

Answers

Answer:

Bananas are curved because they grow towards the sun ☀️

Answer:

They are curved because they are shaped like tht when they are born

an Association between the root noodles of leguminous plant and rhizobium SP is known as what​

Answers

Answer:

The question lacks options, the options are:

A. commensalism

B. mycorrhiza

C. parasitism

D. symbiosis

The answer is D, symbiosis (mutualism)

Explanation:

Organisms of same or different species interact with one another in their natural environment. The relationship between two organisms interacting with one another is called SYMBIOSIS. Symbiosis can be of different types depending on the effect of the relationship on the involved organisms. Symbiosis can be mutualistic, commensalistic or parasitic.

Mutualism is a kind of symbiosis in which the involved organisms benefit from the actions of one another. This is a case of the association between the root nodules of leguminous plant and rhizobium species.

Rhizobium is a bacteria genus found in the soil. They form nodules by attaching to the root of leguminous plants, which helps the plants to fix atmospheric nitrogen i.e converting gaseous nitrogen to a usable form (ammonia). In return, the plants provide organic acids for the Rhizobia bacteria, which they use as carbon and energy source. Hence, the association is a symbiotic relationship and specifically a mutualistic one.

The answer is no mycorrhiza because it is an association between a FUNGUS and a plant.

Answer:

noooooooooooooooooooooo

Explanation:

really

What is the basic purpose of cellular respiration? What are the reactants and products of cellular respiration overall? Also, give a basic description of the three main stages of cellular respiration (glycolysis, Kreb cycle, and the electron transport chain)

Answers

Answer:

The Main basic purpose is to be able to breath and live. Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP; waste products include carbon dioxide and water.The three main stages of cellular respiration (aerobic) would include Glycolysis, the Krebs Cycle and the Electron Transport Chain. The Krebs Cycle takes Citric Acid which is a derivative of Pyruvic Acid and converts this through 4 cycles into Hydrogen, carbon dioxide and water in the Mitochondrial Matrix.

Messages sent by the brain to the endocrine system pass
O A. from neuroendocrine cells to glands via action potentials
O B. from neurons to neuroendocrine cells via neurotransmitters
O C. from neurons to neuroendocrine cells via action potentials
O D. from neuroendocrine cells to neurons via hormones

Answers

O C. from neurons to neuroendocrine cells via action potentials

Answer:

from neurons to neuroendocrine cells via neurotransmitters.

Explanation:

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im playin

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Which of the following aquatic environments would not freeze in winter?

Answers

Answer:

summer and springtsdfggu

Why don’t populations of organisms that reproduce asexually have the same genetic variation as populations that reproduce sexually

Answers

Answer:

Asexual reproducing populations only get their genetics from a single parent, meaning that they all have the exact same DNA/RNA, while sexually reproducing populations have two parents meaning they get genetic code from two parents instead of one, therefore they have more variance. This variance is also the reason sexually reproducing populations are usually harder to wipe out due to variance.

Ross is conducting an investigation in which he has grown three bean plants in three different pots. Each pot is similar in size and contains the same amount and type of soil. He watered Pot 1 with 50 mL of water per day, Pot 2 with 70 mL of water per day, and Pot 3 with 100 mL of water per day. He put the pots on a sunny windowsill and measured the growth of each plant after a week. He recorded his observations.

Answers

Answer:

whats the question

Explanation:

Answer:

A. How does the amount of water affect the growth of bean plants?

Explanation:

got it on edgenuity.

1. How does an increase in concentration affect a chemical reaction?

Answers

Answer:

it speeds the reaction up

Explanation:

Answer:

speeds the reaction up, making it quicker

Explanation:

Describe the function of each organelle.

Answers

Answer:

Cytoplasm: Fluid between the cell membrane and the nucleus. helps protect organelles

Nucleus: A part of the cell containing hereditary information and is responsible for growth and reproduction; the "command center" of the cell.

Ribosome: A small particle in the cell that can make proteins.

Endoplasmic Reticulum: A cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another.

Golgi Apparatus: A cell structure that helps make and package materials to be transported out of the cell or for storage inside the cell.

Lysosome: Cell organelle filled with enzymes needed to break down certain materials in the cell, such as large food particles or old parts of the cell. May be found only in animal cells.

Vacuole: Saclike storage structure in the cell. can store water, nutrients, and even toxic substances.

Mitochondrion: An organelle containing enzymes responsible for producing energy. (Metabolism/respiration)

Chloroplast: An organelle found in the cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy (photosynthesis).

Cell membrane: The thin, flexible barrier around a cell; controls what enters and leaves the cell.

Cell wall: The structure outside of the cell membrane that is used to provide support and protection. Present in plants, algae, fungi, and many prokaryotes.

Answer:

The nucleus directs cell activity.

Ribosomes produce proteins for the cell. These proteins are then moved through the cell by the endoplasmic reticulum.

The Golgi apparatus packages and distributes proteins from the endoplasmic reticulum.

Vacuoles store water, waste products, food, etc.

Lysosomes break down waste material and debris.

Mitochondria break down sugar molecules to supply energy. Similarly, chloroplasts capture the energy from sunlight and convert it into chemical energy.

The cell membrane protects the cell and controls what enters and leaves it. The cell wall supports the cell membrane, maintains the cell’s shape, and protects the cell.

The cytoplasm supports and protects organelles in the cell.

Explanation:

Why do I still need the paper that I got out from mental health?

Answers

Answer:

Because it is important that you still have the paper for future reference to show that you have passed your mental health classes and do not have to take them again.

Answer:

If you didn't have the paper how would people know that you did officially get out of mental health? Also it shows that you were once in a mental health

Hope this helps!

Which of the following processes is increased when many trees are removed
from an area?
A. Runoff
B. Percolation
C. Transpiration
D. Photosynthesis

Answers

Answer:

B

Explanation:

The answer is A because it says what increases when many trees are removed not what decreases

Population
250
200
175
150
Number of Rats (in thousands)
125
100
100
90
76
75
50
130
45
SO
25
110
O
1
2
3
5 6
7
8
10
Year
Based on the graph, at what time did the rat population meet the carrying
capacity of the habitat?
A. Year 5
B. Year 8
C. Year 6
D. Year 2​

Answers

Answer:

b

Explanation:

i took this before and i know its b

The part ofthe part of cell solely responsible for respiration is (a)nucleus( b) mitochondria( c )nucleus( d) Golgi apparatus ​

Answers

Answer:

mitochondrion is the site for respiration..

Answer:

Mitochondria

Explanation:


all plants give out oxygen during day and carbon dioxide during night do you agree with this statement give reason ​

Answers

Answer:

Not really.

Explanation:

I wouldn't say all plant since this applies to photosynthesis which is carried out by ONLY green plants.

Dinobryon is a species of protozoa that reproduces asexually. How is it better for the survival of the species for the protozoa to reproduce asexually instead of sexually? A.They do not use up any energy finding mates. B.They use more cellular energy in reproduction. C.They have less genetic diversity in their populations. D.Their populations do not grow too quickl

Answers

Answer:

A. They do not use up any energy finding mates.

Explanation:

The asexual reproduction consists of one parent which are same to each other while on the other hand consists of two parent that produced unique.

For species survival, the reproduction of protozoa asexually rather than sexually could be better when they don't use much time and energy for determining the mates

Therefore in the given case the correct option is A.

Answer: A.They do not use up any energy finding mates.

Explanation:

I just did it on a p e x and i got it correct

marrisa and seaan are in the process of adopting a baby. One of the documents the adoptionsgency provides is a full medical history of the birth mother. Why would the birth father's medical history also be important?

Answers

Answer:

The father's medical history is a record of the diseases and health conditions of the Father. The Father and child are family members who share genes.

Explanations:

They may also have some health conditions in common.

Answer:the fathers medical is record as a disease fois a health situation

Explanation:

Lipids provide about
kJ/g of energy and are stored in
A. 19, granules
B. 36, triglycerides
C. 38, adipose tissue
D. none of these is correct

Answers

Answer:

C. 38, adipose tissue

Explanation:

Lipids/fats are one of the three energy storing biomolecules in living systems; the other two being carbohydrates and proteins. Three of them supply energy when oxidized but the amount of energy differs with lipids providing the most amount of energy.

Lipids provide 9 calories of energy per gram when oxidized, which is about 38Kj/g (where 4.2kJ = 1 calorie). Also, lipids or fats are stored throughout the body, specifically in connective tissues called ADIPOSE TISSUES.

Which of the following statements associated with cellulose is false? A) It's a linear polymer of glucose. B) The glycosidic linkage is β(1 → 4). C) Hydrolysis is accomplished enzymatically by cellulase. D) Most animals can easily digest this compound.

Answers

Answer:

Most animals can easily digest this compound

Explanation:

Cellulose is a linear polymer of glucose comprising of beta 1,4-glycosidic linkage of glucose molecules; this is where it differs from starch. Cellulose is a polysaccharide made of glucose monomers just like starch. The enzymatic hydrolysis of cellulose is achieved by the enzyme cellulase.

Not all animals can digest cellulose. As a mater of fact, no vertebrate can digest cellulose directly. Many herbivorous animals possess symbiotic bacteria in their gastrointestinal tract which enables the digestion of cellulose. These bacteria possess the requisite enzymes for the digestion of cellulose.

The gene form of a trait is called a(n)_____. An organism’s allele combination is called the_______ . The physical appearance of an organism is called the________.

Answers

Answer:

The gene form of a trait is called a(n) allele.

An organism’s allele combination is called the genotype.

The physical appearance of an organism is called the phenotype.

Explanation:

Genes are segments of DNA that are the basic unit of heredity. They are passed on from parent to offspring.

A gene can be defined as the heredity unit which is transferred form the parent to the offspring and is responsible for determining the characteristics in an individual.

The gene form of a trait is known as an allele.Genotype refers to  the genetic/allelic composition for a trait.Phenotype refers to the physical appearance of the genotype.

The given blanks can be filled with allele, genotype, and phenotype, respectively.

https://brainly.com/question/12116830

why most vaccines have to be given by injection?​

Answers

most vaccines need to be given by injection because entering the stomach can make one ill. However entering through the bloodstream doesnt cause illness
Most vaccines are given by injection because injection is the simplest way into your bloodstream

Q) Explain the term ; Diatomaceous Earth

Answers

Answer:

This is a natural rock that is easily smashed into a fine white to off-white powder.

Explanation:

It has a particle size ranging from less than 3 um to more than 1 mm.

Hope it helps.

Hypothesize about tumor growth. Scientists have shown that tumor growth is an example of positive feedback loops. Why is tumor growth an example of positive feedback? In your answer elaborate using the following terms stimulus, receptor, control center, effector, response.

Answers

Answer:

The connection between cancer cells stimulates uncontrolled proliferation and tumor growth

Explanation:

In the tumor, cancer cells are interconnected by different types of proteins, which may act as receptors or amplify oncogenic signals. For example, in breast cancer, it has been shown that oncogenic cells are often connected through E-cadherin proteins that mediate their adhesion, thereby stimulating the cell movement and invasion (characteristic of tumor metastasis). In this case, E-cadherin membrane proteins function by enhancing effector response in cancer cells. The nucleus acts as the control center of the cell that modulates the expression of tumor suppressor genes in order to inhibit tumor metastasis.

acteriophages were labeled with radioactive phosphorous (32P) and sulfur (35S). The labeled bacteriophages were then allowed to infect their host cells. At the end of the experiment, the 32P label was found only inside the host cells and the 35S label was found only outside the host cells. This experiment shows that:

Answers

Answer:

They concluded that DNA is a genetic material.

Explanation:

This experiment shows that the DNA is genetic material. For performing experiments, the DNA of bacteriophages is labelled with radioactive phosphorous (32P) and proteins were labelled with sulfur (35S) in order to detect the action of bacteriophages. The bacteriophages attack on the bacteria by inserting its DNA in the bacteria. We can see this because radioactive phosphorus is present in DNA of bacteriophages while the protein did not enter into the bacteria and remain outside the cell and we can see it because protein is made up of sulphur.

what is the main function of oragnelle in the cell

Answers

Answer:The cell organelle is a semi permeable membrane which allows some materials to pass through.

Plz help ASAP assignment due today !!!

What is corona virus. What are ill-effects of this disease? How we can safeguard ourselves from this virus. What foods boost our immunity.

Answers

Answer:

Corona virus is a respiratory disease that has been recently discovered in late 2019. Ill effects of this disease include fever, dry cough, and tiredness. We can safeguard ourselves from this virus by practicing good hygiene and taking extra precautions, such as washing our hands, avoiding sick people, wearing a mask, and wearing gloves. Foods that boost our immunity are citrus fruits, broccoli, and garlic.

corona virus is a dangerous virus that is extremely harmful to the body. the effects are sore throat, coughing, fever, and many more unpleasant side effects. In order to stay safe, you should try to avoid going out as much as possible to crowded places, if necessary than wear a protective mask and social distance with people your amongst. Onion, oranges, and plum can boost your immune system and make it stronger, causing you to be less immune to the corona virus.
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