Which statement best compares viruses and pathogenic protozoa?
A Viruses cause communicable diseases and pathogenic protozoa do not. Pathogenic
B protozoa cause communicable diseases and viruses do not. Both viruses and
C pathogenic protozoa cause communicable diseases. Neither viruses nor pathogenic D protozoa cause communicable diseases.

Answers

Answer 1

Answer: the answer is C

Explanation:

sorry if im late :<

Answer 2

Answer:

I think they both cause communicable diseases


Related Questions

Explain how reproduction take place in mustard plant

Answers

Answer:

It is a winter plant that inseminates very quickly at high temperatures.

Explanation:

Mustard is an annual plant. Its root is spindle-shaped, well developed, and the stem is erect, branched, small, 50-90 cm high. The lower leaves are larger with a stalk, and the upper ones are smaller sitting. Mustard blooms in late May and early June.

The fruit ripens in the second half of July. The flowers are yellow, fragrant, very honey-bearing with a lot of pollen powder, and are collected in clustered inflorescences. They are pollinated by insects.

The fruit of the mustard is a cylindrical shell, hairy, 2-5 cm long, and about 5 mm wide. The growing season of mustard is 110-130 days.

which of the following is a description of a resource that belongs to a country with a high carrying capacity a. water comes directly from bodies of water
b. food is not alwasy available c. homes are small and house many people d. food is brought in from other places

Answers

Answer:

food is brought in from other places

Explanation:

The description of resources that fits a country with a high carrying capacity would be water coming directly from bodies of water.

What is carrying capacity?

It refers to the maximum number of individuals of a particular species that an environment can support based on the resources it has.

An environment with a high carrying capacity will be able to support a large population and cater to the resources the population needs.

Thus, water coming directly from bodies of water in an environment fits an environment that is able to cater to the needs of its population.

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Which of the following is NOT a product of glycolysis?
ATP
glucose
pyruvic acid

Answers

Answer: glucose

Have a blessed day!!! :)

It should be glucose!! :)

its so true tho XXXXXDDDDD

Answers

Answer:

Bruh ong lol

Explanation:

Answer:

hahahah lol

Explanation:

Use the image of the periodic table to answer the following: Which of the
following shows the correct Lewis structure for the element

Answers

Answer:

Wish I could be of help but I like your peppa pig sticker :)

Answer:

its b and the next one is c

Explanation:

why do you think the source of information related to job are important for the concerned people​

Answers

Answer:

It’s important to avoid extra costs, time and wrong knowledge/ idea.

Explanation:

I think the source of information related to job are important for the concerned people​ in order to enable them have the best view and position on jobs available. This helps them to weigh their options very well before taking decisive actions.

It also helps to avoid extra costs, time and wrong knowledge/ idea which in turn promotes general efficiency of such group of people.

Can someone help with this ?

Answers

Answer:

Explanation:

Similarities: Both are moving particles between different levels of concentration.

Differences: Diffusion, however, is the transport from a high to low concentration and requires no energy, while Active Transport is the movement from low to high concentration and requires energy to do so.

The two types of reproduction are....

Answers

Answer:

Sexual & Asexual

Explanation:

Hope this helped!

Answer:

asexual and sexual.

Explanation:

trust me on this one

Photosynthesis stores energy.


Please select the best answer from the choices provided

True

False

Answers

Answer:

True

Explanation:

it not only stores energy but it feeds the plant

I think that would be true.

Carbon is an important element for biological life because it-

is always attached to oxygen atoms.
can form varied, large, and intricate molecules.
is stable and does not easily go through changes.
is only found in plant species, such as trees.

Answers

Answer:

can form varied large and intricate molecules due to tetra valency and catanation chararter

‼️BRAINLIEST‼️ what is the difference between mitosis and meiosis?

Answers

Answer: Cells divide and reproduce in two ways, mitosis and meiosis. Mitosis results in two identical daughter cells, whereas meiosis results in four sex cells.

sorry if this isn't what you are looking for... Stay safe and have a great day!!! :D


Sexual reproduction involves (one / two) parent/s to produce a new
individual of the same species.
Asexual reproduction (does / does not) cause variation. All the daughter
cells have the same / different) resistance to diseases.​

Answers

Answer:

True-Did you need help?

Explanation:

Answer:

Sexual reproduction involves two parent/s to produce a new individual of the same species.

Asexual reproduction does not cause variation

All the daughter cells have the same resistance to diseases.​

Explanation:

3. Choose the answer that describes biological weathering.

A. acid in water acting on limestone
B. stone and boulders moved by water
C. salt crystallization forming tafoni
D. lichen growing on rocks

Answers

Answer:

should be B

Explanation:

Answer:

c

Explanation:

Lichen growing on rocks and types of bacteria produce chemicals that weather minerals 3 to 4 times faster than normal.

HElPP MEE PLEEAAASEEEE :( ill mark u brainliest- thankyou so muuch

Answers

Answer:

it's the first one with the rock

Explanation:

I dont need brainliest don't worry.

which type of mutation changes the order of the genes but not the number of genes in a chromosome

Answers

Answer:

Inversion Mutation

Explanation:

Inversion is a chromosome rearrangement in which a segment of a chromosome is reversed end to end, so it does not change the chromosome. (sorry if its confusing)

The first step in mitosis is:

1.chromosomes pull away from each other
2.the nucleus of the cell forms
3.a cell splits apart
4. second set of chromosomes is produced

Answers

Answer:

(4) a second set of chromosomes is produced

Explanation:

Answer:

It is D. a second set of chromosomes is produced

Explanation:

Hope this helped have an amazing day!

We wish to test if a certain vaccine developed for a
disease is effective or not. What is the best way to do
this?

A
Vaccinate 100 animals
and expose all 100 to the
disease.
B
Vaccinate 100 animals
and expose 50 of them to
the disease.

C
Vaccinate 50 animals, do
not vaccinate 50 other
animals, and expose all
100 to the disease.

D
Vaccinate 50 animals, do
not vaccinate 50 other
animals, and expose the
vaccinated animals to the
disease.

Answers

Answer:

The best way to test the effectiveness of a vaccine against a disease is vaccinate 50 animals, do  not vaccinate 50 other  animals, and expose all  100 to the disease (option C).

Explanation:

When testing a vaccine for effectiveness, the option is to administer the vaccine to half of the population exposed to a disease, since effectiveness should measure the performance of the vaccine within a community.

If there are 100 animals exposed to a disease, the fact that the 50 vaccinated animals do not get sick is an excellent test of how the vaccine works and what its effectiveness is.

The other 50 animals, not vaccinated, would act as a control group exposed to the same disease and sharing a certain space.

The other options are not correct because:

    A. Vaccinating the 100 exposed animals does not provide an unvaccinated control group to compare the effects of the vaccine.

    B. Vaccinating all 100 animals and exposing only 50 to the disease does not make sense, since it would not be possible to measure effectiveness in vaccinated animals that are not exposed.

    D. Vaccinating 50 animals and not vaccinating the other 50 to expose only the vaccinated animals to the disease does not make sense since the conditions of the test group and the control group should be the same.

which of the following adaptations is most closely related to what the animal eats
a. a poison frogs bright colored
b. the venomous bite of a slow loris
c. a house cats fur
d. a strong jaw bone of a giant panda​

Answers

Answer:

D

Explanation:

What are 6 signs you're bottling up your emotions?
(Social Psychology and personality Science)

Answers

1. You rarely yell or cry, but you can have an anger outburst over small issues.

2. You avoid and distract yourself whenever you start to feel uneasy.

3. You feel like you’re a different person around others than you are by yourself.

4. You often feel uncomfortable around highly emotional people who express anger, sadness, or other emotions visibly.

5. You feel distanced from others, experiencing life from a third-person perspective.

6. You avoid confrontation and you never address the causes of your emotions.

3. M. Garcia noticed pain on the left side of his chest under his arm The pain was stronger the
next day and his wife noticed patches of a red bumpy rash in the area of the pain. By the time
he saw his doctor that afternoon blisters and additional red patches had emerged. The doctor
asked about childhood illnesses and confirmed that Mr. Garcia had had chickenpox.
What is the possible diagnosis?!
H

Answers

Answer:

The possible diagnosis of M. Garcia with chest pain radiating to the left arm and the presence of red patches and vesicles is Herpes zoster.

Explanation:

Herpes Zoster is a disease produced by the varicella-zoster virus, and has a history of having had chickenpox in childhood or youth.

The varicella virus remains dormant in the body for several years, and can reappear, presenting as a localized and painful rash that can produce a neuritis in the affected territory.

The clinical symptoms of the M. Garcia —pain in the thorax irradiated to the left arm, red patches and vesicle-blisters— associated to the antecedent of chickenpox make think of a diagnosis of Herpes Zoster.

I need helpppp please

Answers

Answer: Animals move when their brains send signals through nerve cells telling the muscle cells to contract. The action of pulling and relaxing of muscles allows animals to move. ... The cells all rely on the same process to get their energy: cellular respiration, a process that releases energy by combining glucose and oxygen.

hope this helps... stay safe and have a great day...

When studying animal behavior, the distribution of organisms within a choice chamber can be studied to identify animal preferences. 20 Isopods are placed in a 2-choice choice chamber. A cotton ball dampened with distilled water is placed in Chamber A; A dry cotton ball is placed in Chamber B. After 15 minutes 2 Isopods are located in Chamber B, and 18 isopods are found in Chamber A. Perform the chi-squared test to determine if the distribution of isopods is significant or due to random chance.a. chi-squared is 1.20, no it is not significant.

b. chi-squared is 8.42, no its not significant.c. chi-squared = 12.8, yes it is significant.d. chi-squared is 18.59, yes it is significant.

Answers

Answer:

The correct option is c. chi-squared = 12.8, yes it is significant.

Explanation:

Available data:

20 Isopods are placed in a 2-choice choice chamber. Different conditions were applied15 minutes later: 18 isopods are found in Chamber A and 2 Isopods are located in Chamber B.

H₀= Individuals will be equally distributed  

H₁ = Individuals will not be equally distributed.  

Chi square= ∑ ((O-E)²/E)  

∑ is the sum of the terms

O are the Observed individuals: 2 in chamber B, and 18 in chamber A.  

E are the Expected individuals: 10 in each chamber  

X² = ∑ ((O-E)²/E) = ((2 - 10)²/10) + ((18 - 10)²/10) = 6.4 + 6.4 = 12.8  

X² = 12.8  

Freedom degrees = K – 1 = 2 - 1 = 1  

(K = Independent variables = dry cotton and wet cotton)  

Significance level, 5% = 0.05  Table value/Critical value = 3.84  

12.8 > 3.84 meaning that the difference between the observed individuals and the expected individuals in each chamber is statistically significant. Not probably to occur by random chances.  

There is enough evidence to reject the null hypothesis.  The distribution of isopods is statistically significant.

Which correctly lists three places that fresh water is found?

Answers

Answer:

Ice caps and glaciers - 69%

Groundwater - 30%

Surface water - less than 1 %

Explanation:

Fresh water is a type of water, found in nature, in which there is no salt. It is water suitable for consumption (provided it is treated) for humans and animals. Fresh water is also used in agriculture. Only about 2.5% of the water found on our planet is sweet. It is mainly found in polar caps and glaciers, groundwater, surface water.

With the growth of the world population, fresh water has become increasingly scarce. Overuse, waste and water pollution are the main problems related to fresh water today.

As it is a precious and scarce mineral resource, society must be aware that, in order not to run out of water in the near future, it is necessary to avoid waste, use it rationally and do not pollute rivers, lakes and water sources.

Answer:

C).ice sheets, water vapor, rivers

:)

Explanation:


What genetic condition results in the trait indicated by the blue color being
expressed in the individuals shown here?

Answers

Answer:

ressessive

Explanation:

because it is what present by its phenotype

Blue color being expressed in the individuals shown here is recessive trait.

What is recessive trait?

In terms of genetics, the term "recessive" describes the connection between an observed trait and the two inherited forms of a gene associated with that feature.

Each gene has two alleles that an individual inherits from each parent. When a characteristic is recessive, both of the (recessive) alleles of the gene that causes the trait must be present for the trait to manifest. When there is only one copy of an allele, it has no effect at all.

This is in contrast to a dominant trait, which can only be expressed when one of the two alleles is present.

Therefore, Blue color being expressed in the individuals shown here is recessive trait.

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Amylase is an enzyme found in saliva that breaks down starch . The enzyme is currently functioning at its optimal pH of 7 and optimal temperature of 32 degrees * C Which of the following could result in an increase in the reaction rate?

Choose 1 answer : А)Decreasing enzyme concentration B)Placing the reactants in an environment at 10 degrees * C C)Providing an environment with a pH of 9 D)Increasing substrate concentration

Answers

Answer: D- Increasing substrate concentration.

Explanation: Increasing substrate concentration could increase the rate of the reaction, as there would be more substrate to bind with the enzyme. Hope this helps have a great day :) btw i got it right on khan academy.

The option that could result in an increase in the reaction rate would be increasing substrate concentration.

For enzyme-catalyzed reactions, the substrates are the reactants of the reaction.

Generally for reactions, an increase in the concentration of reactants will increase the rate at which products are formed.

Thus, irrespective of the presence or otherwise of the amylase enzyme, increasing the substrate concentration would increase the rate of reaction.

Since the optimal pH and temperature remain 7 and 32 degrees Celsius respectively, changing these factors will only reduce the rate of reaction. Decreasing the concentration of the enzyme would also reduce the rate at which products are formed.

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how do cells in animals (o.r. birds horses humans etc.) get energy.​

Answers

Answer:

From the mitochondria

Explanation:

Describe how geologists use index fossils. List the characteristics that make an index fossil.

Answers


A useful index fossil must be distinctive or easily recognizable, abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.

A good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms. That being said, certain land organisms are useful in young rocks and specific regions.

A index fossil can be recognized easily and abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.This all are the benefits of maintaining index fossil.

What is fossil?

If scientists excavate two fossils at the grand canyon, one of which found at a much deeper rock layer than other, so we assume that the fossil has been found in the deeper layer has been older and fossil which found in upper layer are newer.

A fossil fuel has been hydrogen- containing material found naturally in the earth's crust from the remain of the dead plants and animals that is extracted and burned as a fuel.

Fossil are the natural source of energy, it has been made from decomposition of the plants and animals. Fossil fuels are said to be found in the earth's crust and it contains carbon and hydrogen which could gives energy by burning.

Therefore, A index fossil can be recognized easily and abundant, and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.This all are the benefits of maintaining index fossil.

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In Darwin's Theory of Evolution, he describes how offspring descend with
modification from their parents. All of the following illustrate this concept EXCEPT

Answers

Answer:

C.Darwin used this term to describe change in organisms over time, or evolutionary change.

Explanation:its called look it up and click on the quizlet flashcards link and it will give you all the answers on the whole quiz or assignment and it will just look like you are looking at studying flashcards.

What are the 7 levels of scientific classification/taxonomy in order from highest
to lowest?

Answers

Answer,
Kingdom, Phylum, Class, Order, Family, Genus and Species

Step By Step Explanation:

Jamail and Sheila are arguing about the weather. Jamail thinks that St. Louis will be colder and
rainy in a couple of days. Sheila believes that St. Louis will be warmer and wet. Who is correct?
Write a short answer response in the box provided. Remember to use Claim, Evidence,
Reasoning strategy to answer the question.
PLEASE ANSWER!!! <3

Answers

Sheila is correct because In the map St.Louis has a hot temperature
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Which equation is a point slope form equation for line AB?y+2=2(x5)y+5=2(x2)y+6=2(x1)y+1=2(x6) Describe how geologists use index fossils. List the characteristics that make an index fossil. Which statement best explains why people of the Fertile Crescent traded?They traded their resources for food to survive.They traded their extra crops for luxury goods only.They traded goods for access to water.They traded their goods for resources they did not have. WILL GIVE BRAINLIEST !! 10 POINTSWhich of the following statements best describes the major difference between prophase I of meiosis and prophase of mitosis?A. In prophase I, tetrads of homologous chromosomes form and crossing over occurs. B. In prophase, the nuclear membrane dissolves and spindle fibers attach to the chromosomes. C. In prophase I, the chromatin condenses to form visible chromosomes. In prophase, the replicated chromosomes are linked together as sister chromatids. What is one way that climate can influence history ?By affecting the availability of foodBy encouraging the keeping of recordsBy encouraging the specialization of laborBy affecting the development of scholarly theories Find all zeros to the following polynomial function. f(x)= 5x^4 -10x^3 +4x^2 -8x.Please answer in detailed steps Im confused. Captain Hook, Captain Sparrow and Long John Silver split a treasure in the ratio 2:5:7. Long John Silver received the greatest portion. Captain Hook received the smallest portion, which was 1000 pounds. How many pounds was the total weight of Long John Silvers portion of the treasure? wait true or false the southern colonies had a slave based economy? My morning routine includes the following taking a shower, brushing my teeth, eating my breakfast, and walking my dog. Where can a colon be added to this sentence? As you can see I NEED HELP RIGHT NOW! Which sentence from this excerpt best illustrates Frederick Douglasss use of strong adjectives and verbs?A. The crouching servility, usually so acceptable a quality in a slave, did not answer when manifested toward her.B. My early instruction was all out of place. C. She was entirely unlike any other white woman I had ever seen.D. I could not approach her as I was accustomed to approach other white ladies. why did de vaca's expedition want to go to florida Please I need help badly I also have stuff on my account Which pair of structures would provide a positive identification of a plant cell under a microscope?endoplasmic reticulum, chloroplastslarge central vacuole, flagellumchloroplast, large central vacuolecytoskeleton, cell wall how are they related in the story the cherry tree by Ruskin bond WILL GIVE BRAINLIEST!! PLS HELP!!The EagleBy Alfred, Lord TennysonHe clasps the crag with crooked hands;Close to the sun in lonely lands,Ring'd with the azure world, he stands.The wrinkled sea beneath him crawls;He watches from his mountain walls,And like a thunderbolt he falls.Directions: Choose the best answer.1. Write a short summary of this poem. What is the poem about?2. What simile appears in this poem?3. What does the poet mean by "the azure world"?4. Would you classify this poem as a ballad, an elegy, or a lyric poem? Give a reason for yourchoice.5. What is the rhyme scheme of this poem? In a hydraulic system, a force of 400 N is exerted on a piston with an area of 0.001 m2. The load-bearing piston in the system has an area of 0.2 m^2. Required:a. Calculate in kPa the pressure in the hydraulic fluid induced by the applied pressure.b. What is the magnitude of the force exerted on the load bearing piston by the hydraulic fluid? -2.25-(-3.9) show your work I WILL DO BRAIN LIST 15 POINTS HELP!!You walk 130 m E and then turn and walk another 43m [E 28 degree S] what is the total displacement? Divide. Express your answer in simplest form.11/12 3/4