A scientist isolates a disease-causing particle. Which of the following properties would indicate that the particle is a virus and not a bacterium?

Answers

Answer 1

Answer:

The property that could indicate that the particle is a virus is an absence of cellular machinery (option B). Explanation: Viruses are particles that are not considered to be living organisms, which is due to a complete absence of organelles or cellular functions.

Explanation:


Related Questions

please help

There are many different chordates. Choose fifteen chordates to explore. As you explore fill in the chordate chart that can be downloaded below. For each chordate you will need to check if it is a vertebrate or invertebrate, when in its life cycle did it have a notochord, when in its life cycle did it have gill slits and note any other interesting fact about your animal.

Answers

Answer:

Giraffe - vertebrate

white tiger - vertebrate

U
A plant breeder is breeding flowers. She researches the plants she is using 2 points
and discovers that pink is dominant to orange for this particular flower.
She crosses two plants: a heterozygous pink plant and an orange plant. *
75% pink and 25% orange
50% pink and 50% orange
100% orange
100% pink

Answers

Answer:

the answer should be ( 50% pink and 50% orange )

for better understanding u can make a cross yourself

if you want me to show that then I can put an attachment.

5×8+2÷2×3
what is the answer

Answers

Answer:

is this a joke

Explanation:

5/8 : 2 2/3 = 1564 = 0.234375

A prospective groom, who is healthy, has a sister with cystic fibrosis (CF), an autosomal recessive disease. Their parents are normal. The brother plans to marry a woman who has no history of CF in her family. What is the probability that they will produce a CF child? They are both Caucasian, and the overall frequency of CF in the Caucasian population is 1/2500—that is, 1 affected child per 2500. (Assume the population meets the Hardy-Weinberg assumptions.)

Answers

Answer:

Explanation:

From the given information:

Since the parent are normal; Let assume that their trait is Pp

The affected sister  will be recessive in nature, so the trait will be pp

Now, the husband who is the groom will be a carrier with a probability of 2/3 since her sister is affected.

Also, the wife will be carrying a heterozygous trait since she is normal as well.

However, using Hardy-Weinberg assumption:

[tex]q^2 = \dfrac{1}{2500}= 0.0004[/tex]

[tex]q = \sqrt{0.0004}[/tex]

q = 0.02

Recall that:

[tex]p+q =1 \\ p = 1 - q \\p = 1 - 0.02 \\p = 0.98\\[/tex]

Thus, [tex]p^2 = (0.98)^2[/tex]

[tex]p^2 = 0.9604[/tex]

[tex]2pq = 2 \times 0.98 \times 0.022[/tex]

2pq = 0.0392

Finally, the required probability that there will be an affected offspring amongst the family is:

[tex]= \dfrac{1}{4} \times \dfrac{2}{3} \times 0.0392[/tex]

[tex]= \dfrac{1}{153}[/tex]

which advancement in technology helped reduce the amount of solid waste produced
A. Milking machines
B. Nuclear power
C. Electronic mail
D. Plastic containers

Answers

I believe it’s D. If it’s not, sorry!

What are the two factors that determine the boundaries of a biome?

altitude

temperature

precipitation

latitude

Answers

Answer:

A. altitude

and

D. latitude

Explanation:

hope this helps! :D

The two factors that determine the boundaries of a biome are temperature and precipitation, which are the second and third options, as they help to shape the unique features of each biome.

What is the significance of the precipitation and temperature?

Temperature plays a key role in determining the type of vegetation, such as in colder regions where low temperatures limit the types of plants that can grow, while in warmer regions the growth of tropical rainforests is seen. Precipitation plays an important role too, as in areas with high levels of precipitation, such as tropical rainforests, dense vegetation is seen, and in dry regions with low levels of precipitation, deserts are seen.

Hence, the two factors that determine the boundaries of a biome are temperature and precipitation, which are the second and third options, as they help to shape the unique features of each biome.

Learn more about the precipitation and temperature here.

https://brainly.com/question/18109776

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Help due by 946 am pacific HELP ASAP

Answers

Answer:

What do you need help with? I see nothing attached.

describe one similarity and one difference between fungi and plants​

Answers

Explanation:

Both the plant and fungus kingdoms have some common characteristics. ... While both are eukaryotic and don't move, plants are autotrophic - making their own energy - and have cell walls made of cellulose, but fungi are heterotrophic - taking in food for energy - and have cell walls made of chitin.

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Tectonic plates often shift position by the force of liquid rock emerging from below the Earth’s surface and then cooling to form hard rock.

This most often occurs _____.

Answers

I think this most often occur on the ocean floor
The force of this process is strong enough to create a phenomenon called continental drift. In which, the land of the continents could started to be moved away by the movement of hard rock in the ocean floor.

PLZ HELP AG CLASS
Shifting from hand picking to mechanical picking results in which of the following improvements?

A increased efficiency of harvest
B reduced risk of damage to trees
C increased control of sorting
D reduced need for high-tech equipment

Answers

Answer is A.

Mechanical picking results in faster harvesting and it is less time consuming compared to hand picking. therefore it increased the efficiency of harvest

If the answer is incorrect, the next possible answer would be C.

Answer:

efficiency

Explanation:

no balls

14. Kidneys are filters. As blood passes through the kidney, waste in the form of urine is
left behind. Tubes take the urine from the kidney to a storage bag called the bladder.
What can you conclude about blood leaving the kidney?
A. It moves to the bladder.
B. It has no water left in it.
C. It is ready to be used by the body.
D. It needs to have urine added to it

Answers

Answer:

D. It needs to have urine in it

Explanation:

They are located just below the rib cage, one on each side of your spine. Healthy kidneys filter about a half cup of blood every minute, removing wastes and extra water to make urine. The urine flows from the kidneys to the bladder through two thin tubes of muscle called ureters, one on each side of your bladder. The fluid that is filtered out from the blood then travels down a tiny tube-like structure called a tubule. The tubule adjusts the level of salts, water, and wastes that will leave the body in the urine. Filtered blood leaves the kidney through the renal vein and flows back to the heart.

1. All of the following are extraocular muscles that are responsible for the
motion of the eyes except
a. The medial oblique,
b. The lateral rectus
The superior oblique,
IN
d. The interior rectus

Answers

Answer:

[tex]d.the \: \: interior \: \: rectus \\ \\ \\ \\ i \: think \: this \: is \: help \: ful \: for \: you[/tex]

Orbicularis oculi is the extraocular muscles that isn't responsible for the motion of the eyes.

What is Orbicularis oculi?

This is the extraocular muscles which is responsible in the motion of the eyelids.

The remaining extraocular muscles mentioned are responsible for the motion of the eyes leaving Orbicularis oculi as the odd one out.

Read more about Orbicularis oculi here https://brainly.com/question/9335456

In this food web what is represented by the chains of arrows from the grass to the fox?

Answers

Answer:

Does anyone watch shaurya aur anokhi ki kahani on star plus an Indian serial you'll love it

PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!

Look at the Density of substances table. Why would the other substances not mentioned in the previous answer not be buoyant in pure water?

A. they are metals
B. they are denser than pure water.
C. diamonds are clear

Answers

{answer}

B- they are denser than water

{ I hope this helps :)}

how does the envirment select organisms

Answers

Answer:

The environment "selects" organisms that are better adapted to their environment and thus have a better chance to survive and reproduce. ... Helpful variations accumulate through natural selection, as the organisms that are better adapted to their environment reproduce offspring with the same variations.

Explanation:

The word root infect means which of the following?

Answers

Answer:

late 14c., "fill with disease, render pestilential; pollute, contaminate; to corrupt morally," from Latin infectus, past participle of inficere "to stain, tinge, dye," also "to corrupt, stain, spoil," literally "to put in to, dip into," from in- "in" (from PIE root *en "in") + facere "to make, do, perform" (from PIE root *dhe- "to set, put").

Explanation:

An airplane flies with a constant speed of 760 km/h. How far can it travel in 2 1/2 hours? Distance =​

Answers

1900kms will be total distance

How do scientist study evolution?

Answers

they look at fossils, genetic and physical similarities among species, and use relative and radiometric dating

Atoms of which two elements have a combined total of 23 protons?


Boron, B, and carbon, C



Sodium, Na, and magnesium, Mg



Copper, Cu, and zinc, Zn



None of these

Answers

Answer is sodium, Na, and magnesium, Mg

Which substance provides the brain and body with glucose and energy?

Answers

Carbohydrates,protein and fats

What process is occurring in this picture at B?

Answers

Answer:

Translation

Explanation:

Translation is the second process that occurs in protein synthesis. It is the process whereby mRNA template is used to synthesize an amino acid sequence, which eventually becomes a protein.

The process of translation occurs in the cytoplasm (specifically in the ribosome). As depicted in this image, the mRNA produced during transcription is transported out of the nucleus into the cytoplasm. A RNA molecule called tRNA reads the mRNA sequence (codon by codon) and carries corresponding amino acid into the growing amino acid sequence.

Hence, according to this question, the process occuring at B according to this image is TRANSLATION.

Question 4 Help me please!!!!!!!!!!!!!!!!!

Answers

Answer:

B of course

Explanation:

If two copper wires are the same length but different thicknesses, the ____ wire has more resistance to current. Group of answer choices thinner thicker

Answers

Thicker because it would be harder to cut :)

How do tides affect the organisms living in intertidal zones?
A.
Only plants live in intertidal zones because the animals float away with the waves and never return.
B.
The mechanical forces of the waves keeps the organisms clean.
C.
The mechanical forces of the waves can dislodge the organisms from their habitat.
D.
No organisms live in intertidal zones due to the tumultuous environment.

Answers

I believe the answer is C.

1. Predict: How do you expect the spread of a foodborne disease to be similar to and different

from the spread of a person-to-person disease?

PLEASE ANSWER

Answers

Answer and Explanation:

The transmission of diseases through food and through people to people, are similar because both are caused by human contact with infectious parasitic agents such as bacteria and viruses. However, it is possible to notice some differences between these two types of transmissions.

Transmission of disease through food occurs when an individual eats contaminated food or drinks contaminated liquid. This contamination occurs due to the lack of hygiene of the handlers and storage problems, which can allow microorganisms, mostly bacteria, to grow in the food. Thus, when the contaminated food is ingested, the microorganisms will release toxins in the stomach that will cause disease. In the case of water, contamination can also happen due to the lack of basic sanitation and the incorrect dumping of garbage and human waste.

Diseases transmitted from person to person can occur in many different ways. One of the best known ways is through the contact of a healthy person with salivary goths or other body fluids of a person with the disease. However, this transmission can also occur through the contact of a healthy individual with the feces of a sick individual and even with physical contact with a sick individual.

Help me please!!!!!!!!!!!!!!!!!j

Answers

Answer:

50%

Explanation:

Research a article on how climate change effects polar bears. 7-10 sentences. And don’t use any articles that are .com and attach your article link:)

Answers

Answer: https://www.wwf.org.uk/learn/wildlife/polar-bears#:~:text=Challenges%20affecting%20polar%20bears&text=The%20Arctic%20is%20warming%20about,ice%20to%20raise%20their%20young.

https://www.carbonbrief.org/polar-bears-and-climate-change-what-does-the-science-say

Explanation:

3. We get
our
physical traits from our parents
O True
O False

Answers

Answer:

This is true.

Answer:

true

Explanation:

it alters the DNA of germ cell

How many grams of water can be heated from 20.0 oC to 75oC using 12500.0 Joules? The specific heat of water = 4.186 joule/gram °C

Answers

Answer:

The correct answer is - 0.054 kg

Explanation:

Given:

change in temperature: 55°C

Heat energy = 12500 J

specific heat = 4.186

Formula:

The formula for Heat Energy is given by:

Q = mcp∆T

here: Q - Heat Energy

m is for mass

cp is for specific heat

∆T is a change in temperature,

Solution:

From formula,

m = Q/ cΔT

Mass = 12500 / (55 × 4200)

= 0.054 kg or 54 g

An ecosystem engineer can cause a cascade of effects including abiotic and biotic changes.
O True
False

Answers

Answer:

O True

Explanation:

Ecosystem engineers are able to modify the surrounding environment, either by creating new habitats or modifying/destroying existing ones to adjust them to their needs. These species can significantly alter their environments, having a large impact on the species richness as well as modifying the availability of abiotic factors (e.g., water, space, etc) of a particular area. In certain environments, ecosystem engineers can even act as keystone species. Some examples of ecosystem engineers include, among others, beavers, woodpeckers, corals, etc.

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