BIOLOGY COLLEGE

Which of the following is a fomite?a. a prairie dog infested with fleas infected with the plaue bacterium
b. a river contaminated with the Giardia protozoan
c. a doorknob contaminated with the cold virus
d. an asymptomatic person infected with HIV
e. a mosquito infected with the malaria protozoan

Answers

Answer 1
Answer:

Answer:

The correct option is: c. a doorknob contaminated with the cold virus

Explanation:

Fomites are the inanimate objects or substances that can get contaminated with the pathogens and are capable of transferring the pathogens to the new hosts.

Sterilization of the possible fomites should be done in order to prevent cross-infection.

Examples of fomites are hair, towels, clothes, door knobs, cups, switches, handrails, remote controls, pens, syringes, bedding, etc.

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he __________ system works with the nervous system to protect important organs such as the brain and spinal cord. A) skeletal B) lymphatic C) endocrine D) cardiovascular

Answers

The skeletal system since the brain is apart of the skeletal system.

Answer:

The correct answer would be skeleton

Explanation:

I  had the same question

Which of these fields of study would be the most useful for someone whowants to examine the effects of deforestation on native species?
A. Ecology
B. Chemistry
C. Meteorology
D. Geophysics

Answers

Ecology, the definition of ecology is most summed up by studying organisms and their surrounding and how it effects them
The answer will be A. Ecology

What is the process by which substances in food are transformed into body tissues and provide energy for the full range of physical and mental activities that make up human life?

Answers

The absorbed food materials are transported by blood and lymph. Lymph is finally transferred to the blood circulation. The blood transports absorbed food materials to different body cells where food materials become integral component of the living protoplasm and are used for energy, growth and repair. This is called assimilation of food.

The gene for hemophilia in humans is present on the X chromosome only. Which inheritance pattern does hemophilia in humans represent?Homozygous
Multiple alleles
Polygenic
Sex linked

i think its sex linked but im not sure.

Answers

If it is an X-Linked trait, the answer would have to be "Sex-Linked". If it is on the  X chromosome, it is on a sex chromosome.

Answer:

Yes, D is correct.

Explanation:

Which below is not a way in which a contrail may form?

Answers

The answer is  Due to heating of the air by the engine exhaust. Contrails are formed when the hot exhaust of the plane engines is rapidly cooled by the cold air in the upper atmosphere. The water vapor in the engine exhaust, formed in the combustion of fuel, freezes immediately to ice crystals due to the low pressure and -36oC  temperatures in the 8000 m altitude in which the planes cruise.




An ordinary cell thunderstorm is aa.scattered or isolated storm that is not severe.
b.thunderstorm that does not produce lightning or thunder.
c.thunderstorm that does not produce hail.

Answers

The Answer is (A) Because a ordinary cell thunder storm is not severe  
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