HELP PLS!!!!!!!!!!!!
Beaches are monitored to protect public health. Waterborne pathogens can cause illnesses. Which of the following is not a common type of pathogen at the beach?

Bacteria
Protozoa
Viruses
Worms

Answers

Answer 1

ALL these microorganisms can represent common types of pathogens at the beach. In consequence, it is imperative to take precaution measures to avoid infections.

The sand at the beach may contain dog feces, which is known to transport Toxocara canis, a parasite roundworm able to infect humans.

Moreover, samples of beach sand may also contain different types of pathogenic bacteria (e.g., Staphylococcus species, E. coli, Enterobacteriacea, etc) and viruses (e.g., enteroviruses, hepatitis A, Norwalk viruses, reoviruses, rotaviruses, etc).

In consequence, it is imperative to wash hands with soap and water when touching beach sand that is suspected to be contaminated.

Finally, marine water may also be contaminated with different zoonotic protozoa such as, among others, Giardia, Cryptosporidium and Toxoplasma.

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Answer 2

Answer:

The correct answer is worms.

Explanation:

Yes, all of these can be found at the beach, but worms are not common. Also, I took the test lol!


Related Questions

Identify the DNA in the cell from the diagram of the following process


Α.
В
C
B

Answers

Explanation:

option A is correct

hope this helps you

have a nice day

A) is your answer as it's inside the cell nucleus

Please help i really need your help just type your answer i cant get into an other websites so please just type it!! Offering 50 points

Answers

Answer:

Hyphae are thread like structure.Hyphae are thread like structure.

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define zygote as it is used in biology

Answers

Answer:

fertilized egg

Explanation:

Zygote, fertilized egg cell that results from the union of a female gamete (egg, or ovum) with a male gamete (sperm). In the embryonic development of humans and other animals, the zygote stage is brief and is followed by cleavage, when the single cell becomes subdivided into smaller cells.

Britannica

Answer:

A zygote is a eukaryotic cell that is produced when two gametes fertilize each other. The genome of a zygote is made up of the DNA from each gamete and includes all of the genetic information needed to create a new person. The zygote is the most basic developmental stage of multicellular organisms.

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Please help me with this on the picture

Answers

Fossil fuels produce no CO2 when burned

Which of these cell organelles are NOT found in plant cells?
Centrioles
Cell wall
Chloroplasts
Vacuoles

Answers

Answer:

centrioles

Explanation:

I hope it's helpful for you ☺️

Answer:

Centrioles

Explanation:

They aren't found in plant cells.

Match the following STDs with their descriptions. 1. can cause sores, rashes, dementia, or blindness gonorrhea 2. can cause burning urination and infertility chlamydia 3. similar to gonorrhea but more likely to be carried unknowingly syphilis 4. parasitic STD causing genital irritation and mild discharge 5 crabs 5. pubic lice that cause itching trichomoniasis 6. untreatable STD causing periodic outbreaks of blisters 1 HPV 7. can cause genital warts or cervical cancer 6 genital herpes

Answers

Answer:

1. Syphilis

2. Gonorrhea

3. Chlamydia

4. Trichomoniasis

5. Crabs

6. Genital herpes

7. HPV

Explanation:

STD is an acronym for sexually transmitted disease and it can be defined as diseases that are easily transmissible or contractable from another person through sexual intercourse. Thus, STD spread from an infected person to an uninfected person while engaging in unprotected sexual intercourse. Some examples of STDs are gonorrhea, chlamydia, syphilis, HIV, HPV, etc.

Generally, contracting STDs has a detrimental effect to a patient because it causes an opening (break) or sore in the body of the carrier (patient) and as such making them vulnerable to diseases that are spread through bodily fluids e.g human immunodeficiency virus (HIV), Hepatitis, staphylococcus, AIDS, etc.

1. Syphilis: can cause sores, rashes, dementia, or blindness.

2. Gonorrhea: can cause burning urination and infertility

3. Chlamydia: similar to gonorrhea but more likely to be carried unknowingly

4. Trichomoniasis: parasitic STD causing genital irritation and mild discharge.

5. Crabs: pubic lice that cause itching.

6. Genital herpes: untreatable STD causing periodic outbreaks of blisters

7. HPV: can cause genital warts or cervical cancer. HPV is an abbreviation for human papillomavirus and it's a virus that causes most common sexually transmitted infection, giving rise to skin or mucous membrane growths (warts).

Answer:

1) syphilis

2) gonorrhea

3) chlamydia

4) trichomoniasis

5) crabs

6) genital herpes

7) HPV

Give a reason why lack of roughage in diet often lead to constipation?​

Answers

Answer:

Roughages increase fecal volume and promote peristalsis

Explanation:

Constipation refers to the condition in which bowel evacuations occur infrequently, leading to health problems. Some of the most common causes of constipation include 1-insufficient intake of dietary fibers or roughages, 2-poor hydration, 3-lack of physical exercise, 4-abuse of laxatives, etc. Dietary fibers are divided into two classes based on their water solubility: soluble and insoluble. These fibers represent the part of plant foods that the body can't digest, which absorbs and retains water (soluble fibers) as foods pass through the bowel and create bulk (insoluble fibers), thereby leading to regular bowel habits.

PLEASE HELP NEEDEDASAP

Answers

Answer:

My best guess would be the first option.

Explanation:

For example, when people began chopping down trees and making settlements in South America, fire ants started to move north in search for new homes. Eventually, they've became a huge problem to North America due to North America having no natural predators capable of eating these violent ants.

Answer:

Por ejemplo, cuando la gente comenzó a talar árboles y hacer asentamientos en América del Sur, las hormigas rojas comenzaron a moverse hacia el norte en busca de nuevos hogares. Con el tiempo, se han convertido en un gran problema para América del Norte debido a que América del Norte no tiene depredadores naturales capaces de comerse estas violentas hormigas.

GRACIAS

 

0

Explanation:

Helpppppp please!!! How do membrane proteins contribute to the membrane potential?

Answers

Answer:

the answer is B

Explanation:

the answer is b

PLLZZZ HELP!!

 Diagram the alternation of generations life cycle of a plant. Put the following terms in order and type arrows (>) between the terms to show which direction the life cycle is going: sporophyte, gametes, gametophyte, spores, meiosis, sporangium. Label which parts are haploid and which parts are diploid. You may also list the terms in numerical order.

Answers

Answer:

i know that gametes and meiosis are both haploid, but i havent heard of the others yet, i cant help you there :/

Pls Answer it for 50 points pls What is arsenic???

Answers

Arsenic is natural element widely distributed in the earth's crust.

There are two forms of arsenic organic and inorganic.

Symbol: As

Electron configuration: [Ar] 3d¹⁰4s²4p³

Atomic number: 33

Atomic mass: 74.9216 u

Electronegativity: 2.18

Answered by Gauthmath must click thanks and mark brainliest

is an example of the degeneracy of the genetic code.

A.An amino acid has more than one codon.

B.Each codon specifies more than one amino acid

C.The first two bases in the CCA terminus of tRNA specify an amino acid.

D.The genetic code in mRNA is a triplet of bases.

Answers

Answer: a:an amino acid has more than one codon
Explanation: in a sequence of dna one codon is a triplet of based and when you look at the codon in an amino acid each one should consist of either one codon or one set of triplet bases.

After Frida stops exercising, she continues to breathe heavily. What is most likely occurring in her body?
a. Heavy breathing during exercise has produced an oxygen surplus in her muscles. This oxygen is being transported to her lungs. This is a result of aerobic respiration.
b. Heavy breathing during exercise has produced a carbon dioxide surplus in her muscles. Lactate is being transported to her liver. This is a result of aerobic respiration.
c. Strenuous exercise has caused her body to be in carbon dioxide debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.
d. Strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.

Answers

Answer:

D. Strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.

Explanation:

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Which of these statements expresses a scientific theory?
A. All the tissues that make up animals consist of cells.
B. The larger of two cells probably contains a nucleus.
C. Cells are the basic units of life.
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D. A material that consists of cells came from a living organism.

Answers

Answer:

C

Explanation:

The cells make up a living organism, that is, it is the basic functional unit of the living organism.

What is the actual meaning of E=Mc^2

Answers

Energy equals mass times the speed of light squared.

What does Paramecium aurelia do?

Answers

Answer:

Paramecia feed on microorganisms like bacteria, algae, and yeasts. To gather food, the Paramecium makes movements with cilia to sweep prey organisms, along with some water, through the oral groove (vestibulum, or vestibule), and into the cell.

Which group evolved first?
rays
skates
sharks
chimaeras

Answers

Answer:

C - Sharks; (took the test)

Explanation:

Sharks evolved nearly 420 million years ago. Chimeras, skates, and rays are all related to sharks through their ancestry.

Answer:

I hope this helps.

Explanation:

Comets travel in orbits around the Sun. Some comets take less than 200 years to orbit the Sun. They are called short-period comets. Short-period comets are thought to originate in the Kuiper Belt, which is a belt of icy objects just beyond the orbit of the planet ______ The dwarf planet _______ is located in this belt.

Answers

Answer:

Comets travel in orbits around the Sun. Some comets take less than 200 years to orbit the Sun. They are called short-period comets. Short-period comets are thought to originate in the Kuiper Belt, which is a belt of icy objects just beyond the orbit of the planet ___Neptune___ The dwarf planet ___Pluto____ is located in this belt.

Explanation:

Why do we shiver when it is cold?
A. It is the brain stimulating the person to move to a warmer location.
B. It is an involuntary reaction that does not actually help our body.
C. The rapid twitching of the muscles generates heat.
D. It is a side-effect of the pancreas signaling to the brain that it is losing heat.

Answers

Answer:

C. The rapid twitching of the muscles generates heat.

Explanation:

When the body detects that it is cold, it will shiver in an attempt to create heat.

The rapid loosening and tightening of the muscles in this process creates heat.

This is a involuntary and natural response that helps return the body back to homeostasis and maintain a normal temperature.

So, the correct answer is C. The rapid twitching of the muscles generates heat.

Answer:

C.  The rapid twitching of the muscles generates heat.

Explanation:

When someone feels cold, tiny sensors in your skin send messages to your brain telling you that you need to warm up.

What are australopiths, how many groups are there, and what do they date to? Which one is derived and therefore not part of our direct evolutionary line?

Answers

Answer and Explanation:

Australopithecines were a group of ancestral animals that were very similar to chimpanzees, but had common characteristics with humans, which is something normal, when we think that these animals are one of the ancestors of human beings. These animals walked on two legs, like humans, but they had very small brains and teeth that were bigger and heavier than those of humans. There were eight groups of australopithecines and they date from 8 million to 1.5 million years ago.

Among these groups, it is believed that Australopithecus afarensis is a group that has no direct ancestry with humans, being a group that did not thrive during the evolutionary process.

what traits could a plant that it would help it grow better in space

Answers

LED lights shine above to give the plants the energy they need to grow, and expandable plastic walls provide protection for the leaves as they get taller. So far, astronauts have just grown red romaine lettuce

Answer:

LED lights shine above to give the plants the energy they need to grow, and expandable plastic walls provide protection for the leaves as they get taller. So far, astronauts have just grown red romaine lettuce, but in the future, they will grow cabbage and tomatoes with seeds from the next SpaceX delivery.

Explanation:

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Which best describes a difference between transcription and DNA
replication?

Answers

Answer:

DNA replication involves synthesis of DNA molecules, while transcription is a process that involves synthesis of RNA molecules. In both processes, DNA acts as template and provides information for synthesis of new daughter DNA or RNA strand.

Explanation:

Explain how you think the end products of cellular respiration would be altered if you did
not eat any carbohydrates for an entire week?

Answers

Answer:

low energy and slow digestion

How do bryophytes differ from tracheophytes?

Answers

Answer:

The main difference between bryophytes and tracheophytes is that bryophytes are nonvascular plants, whereas tracheophytes are vascular. Mosses, liverworts, and hornworts are examples of bryophytes, whereas ferns, gymnosperms, and angiosperms are examples of tracheophytes

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mention 10 forest trees and their botanical names with their uses​

Answers

Answer:

Explanation:

California Box Elder- Acer negundo californicum

Japanese Maple- Acer palmatum

Silk Tree- Albizia julibrissin

Strawberry tree-  Arbutus unedo

Bird of paradise shrub- Caesalpinia gilliesii

Harlequin Glorybower-  Clerodendrum trichotomum

Cypress- Cupressus spec.

Oregon Ash-  Fraxinus latifolia

Sweet Bay- Laurus nobilis 'Saratoga'

Explanation:

I hope its help you

Thank you

Which of the following is found in the 'rungs' of a DNA strand?

A. Phosphate

B. Thymine

C. Uracil

D. Deoxy Ribose

Answers

B, Thymine hope that helps lol

Which molecules in your body do
not contain carbon atoms?
Genes, which are made of DNA
Proteins
Sugars
Water

Answers

I'm pretty sure its water

Not really a school question but, do i need a fishing license to buy bait? And can a person under 16 buy fishing bait without a license?

Answers

Haha yes and no………..

Hi, can someone help me these few questions! Will mark as brainliest! Thanks

Answers

Answer:

a)the process is binary fission

b)The stages involved are:

The parent cell first grows bigger by increasing the amount of cytoplasm

the DNA replicates and the nucleus undergoes mitosis, resulting in the formation of two daughter nuclei

the cell membrane constricts thereby dividing the cytoplasm in two so that each nucleus is surrounded by it's own cytoplasm

the two daughter cells separate.

c)the advantage is that offspring take short time to mature

the disadvantage is that it leads to overcrowding and competition for resources.

I hope this helps

identify 3 organisms that belong in the same phylum as Protozoans

Answers

Answer:

Algae, Protozoa, Heterotrophs

Explanation:

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Slove the followings. 1. Use your calculator to work out the weight of rubbish in each category. 2. A household produces 1.2 t of rubbish in a year. How many adults live in the house? 3. a. How much rubbish would an adult produce in a year if he recycled the glass, paper, and card? b. What if he also had a compost heap at foot of his garden for vegetable and decomposable material? What is the difference between a conductor and an insulator? hope you get it {2xy=4yx=4 Read the trailer for Lewis Carroll's Through the Looking-Glass.In Through the Looking-Glass, Alice goes to the other side of a mirror. She meets nursery-rhyme characters, animals, chess pieces, and flowersall of whom talk. To move forward, she must play a chess game. She is crowned queen at the end, but she is still stuck in the looking-glass world. She gets out only when she wakes up and discovers that it was a dream.Which best describes the tone of this trailer?frenziedtensejoyfulplayful If EF = 2x + 5 and FG = x + 9, what is EF? Simplify |x| - |-x|. Translate point C(-1,-2) using (y,x) -> (x+3,y-5) and then reflect over the x-axis You select cell a1, hover the pointer over the cell border to reveal the move icon, then drag. If January 20 falls on a Tuesday, then February 15 of that same year falls on which day of the week? (January has 31 days) Directions: Sing the song We Are the World" and answer the questions below. 1. What is the greatest gift of a?2. Who are part of God's plan? 3. Who are capable in creating a better world? 4. When does change come?5. How can one make a brighter day? 6. How can you make the world a better place to live?pa help po plss Answer the ones you want to. Answer at least one.Have no idea how to do this. Please help I beg you. solve -(-7x+9)+(3x-1)=0 Parallel lines : mastery test for the united states, the lesson learned from the vietnam war was that What was the source of conflict between the United States and Mexico before 1846? 7 Aristo was riding in a car and noticed a pond that was covered in algal blooms due to excess phosphorus in the water. Which of these other features in the landscape could be the reason for the high levels of phosphorus? many cars cow pasture solar panels forest. A number w is greater than-3 Why did the 15thcenturyOttomans wantto conquer thecity ofConstantinople?A. The city was locatedbetween Europe andAsia, making it lucrativefor international trade.B. The city had wallsand was protectedagainst outside forcesand the Ottomans hada weak army.C. The ByzantineEmperor had killed theOttoman SultanMehmed II. how is the plan for d-day elaborated over the course of the text