Explain what is meant by the term antibiotic.​

Answers

Answer 1

Explanation:

Any substance that inhibits the growth and replication of a bacterium or kills it outright can be called an antibiotic. Antibiotics are a type of antimicrobial designed to target bacterial infections within (or on) the body.


Related Questions

Why are there so many earthquakes in califonia?​

Answers

Answer:

The earthquakes of California are caused by the movement of huge blocks of the earth's crust- the Pacific and North American plates. Over time, these faults produce about half of the significant earthquakes of our region, as well as many minor earthquakes.

Answer:

The level of seismic activity is due to North Carolina's present upon a passive not active continental margin unlike West Coast regions which experiment frequent earthquakes along known and active Falls owns all of the known facts Exposed on the surface North Carolina are ancient and Interactive.

what is the main difference between a mrna and trna?

Answers

mRNA is the connection between Gene's and proteins while tRNA provides correct amnio acids to the ribosomes.

Two things acting upon each other

Answers

Answer:

The meaning of force? or gravity pulling the object towards the Earth.

Which example best describes a reflex action?
A. going for a walk outside
B. bending down to lift a heavy object
C. eating food when hungry
D. coughing when the throat is irritated

Answers

Answer:

D

Explanation:

coughing when the throat is irritated

which type of microscopy allows us to clearly view the internal contents of cell structures smaller than 200 nm?

Answers

Answer:  Electron Microscopy

Explanation:

Because the cell structures are so small, to clearly view them, requires a microscope that has a higher power of magnification than light microscopes can prove. This is usually an Electron Microscope.

Electron microscopy (EM) is a technique used to obtain high-resolution images of biological and non-biological specimens. It is often used to investigate the detailed structure of tissues, cells, organelles, and macromolecular complexes. (UMass Chan Med School Website)

which phyla do crinoids and sea cucumbers belong to?

Answers

Answer: phylum Echinodermata

what is the last structure of the air passageway in your lungs

Answers

Answer:

Bronchioles

Explanation:

You inhale through your nose and the air is filtered. It goes down the pharynx. It goes through the larynx. A "door" called the epiglottis opens during breathing. Then it enters the trachea. (windpipe) It goes through the bronchus. The tertiary bronchi branch into fine tubules called bronchioles, the last passageways for air. Air ends its pathway in the ________. (I bet you can guess because you're so smart!) They're surrounded by capillaries that connect the pulmonary arteries and veins. This enables the transfer of oxygen and carbon dioxide.

I hope this helped!!! Good luck on the test/quiz/project/homework/etc. you're working on! If you want I can give you a l!nk to the article I used. If not, it's fine too. Have a great day!

_____ can cause a cell to shrink due to a lack of water being able to enter the cell.

Answers

Answer:

Hypertonic Solution

Explanation:

Solution outside the cell is in has much higher concentration of ions than inside the cell. Due to osmosis, water leaves the cell.

What muscle type is located in blood vessels?

a
cardiac muscle
b
striated muscle
c
skeletal muscle
d
smooth muscle

Answers

Answer:

d.smooth muscle

Explanation:

Blood vessels contain only smooth muscle cells. These muscle cells reside within the tunica media along with elastic fibers and connective tissue

Answer:

d smooth muscle

Explanation:

Involuntary muscle that is found within the intestines, throat, uterus, and blood vessel walls.

Please, could someone help me with this?

Answers

1. abortion

2. testing cosmetic products on animals

hope this helps :)

Line is defined as a
a. a geometric shape that is open and moves from one point to another.
b. a slowly curving path along a plane.
C. a path through space.
d. The distance or area between around, above, below,and within objects.
Please select the best answer from the choices provided
Ο Α
ОВ
OD

Answers

Answer:

A is the answer

Explanation:

a line is a infinetly thin infinetly long straight line.

what is the name used to refer to the clogged xylem tissue?

Answers

Heartwood. In contrast to sapwood, a term for the dead, clogged xylem cells near the center of a tree. Heartwood is the tree's main column of support.

The name used to refer to the clogged xylem tissue is heartwood in contrast to sapwood, a term for the dead, clogged xylem cells near the center of a tree. Heartwood has been the tree as the main column of support.

What is xylem?

Xylem has been defined as the vascular bundle which has been used to transport water and other minerals from the root part to other parts of the plant. The main function of the xylem and phloem is to transport water and minerals from root to other parts of the plant.

The last common ancestor of the gymnosperms and angiosperms possessed the same characters such as the pollen, seeds, and the vascular tissue.The gymnosperms are a group of plant that are known as seed- producing plants such as Ginkgo, gnetophytes, cycads etc.

Angiosperms has been the plant that produces flowers and having seeds enclosed within their fruit. Gymnosperms have no production of flowers and fruits and they contain bare seeds on the surface of their leaves.

Therefore, The name used to refer to the clogged xylem tissue is heartwood in contrast to sapwood, a term for the dead, clogged xylem cells near the center of a tree. Heartwood has been the tree as the main column of support.

Learn more about xylem on:

https://brainly.com/question/12813346

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the antibiotic penicillin which made from fungi is harmfull for bacterias?​

Answers

Answer:

From 1945–1955 the development of penicillin, which is produced by a fungus, along with streptomycin, chloramphenicol, and tetracycline, which are produced by soil bacteria, ushered in the antibiotic age.

Explanation:

Hope it helps you..!

which muscle functions in extensions of the digits of the hand?

Answers

Hello!

Extensor Digitorum:

The extensor digitorum is the main extensor of the fingers. Attachments: Originates from the humerus, splitting into four tendons at the wrist which travel through the carpal tunnel and attach to the digits. Actions: Extends fingers.


Hope it helps!

Bye and don’t forget I’m proud of you!<3

In what stage do cells spend most of their life

Answers

Answer:

the interphase stage

info at

https://www.genome.gov/genetics-glossary/Cell-Cycle#:~:text=A%20cell%20spends%20most%20of,mitosis%2C%20and%20completes%20its%20division.

happy halloween <3


The school cross country team is preparing for its state meet. The night before the meet the coach advises the team to eat a meal that will be a
good source of quick energy to run the race. Which macromolecule should they consume the most of?

Answers

Answer:

Protein

Explanation:

why is it advantageous for cells to switch to anaerobic fermentation in the absence of oxygen

Answers

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How cells extract energy from glucose in the absence of oxygen. In yeast, anaerobic reactions produce alcohol, while in your muscles, they form lactic acid.

it is advantageous for cells to switch to anaerobic fermentation in the absence of oxygen because Anaerobic processes in yeast produce alcohol, whereas they produce lactic acid in your muscles.

What is anaerobic fermentation?

Generally, Once the oxygen is removed from the fermentation vessel and replaced with N2, CO2, etc of the fermentation, anaerobic fermentation begins.

In conclusion, Anaerobic processes in yeast produce alcohol, whereas they produce lactic acid in your muscles.

Read more about Mammals

https://brainly.com/question/2422107

Does galena occur naturally

Answers

Answer:

Galena, also called lead glance, is the natural mineral form of lead(II) sulfide (PbS). It is the most important ore of lead and an important source of silver. ... It is often associated with the minerals sphalerite, calcite and fluorite.

Explanation:

Hope this helps

the vitamin that poses the greatest risk for toxicity is:

Answers

Retinol is the form of vitamin A that causes the greatest concern for toxicity.

Hope this helps!

what by-product of anaerobic respiration makes this possible

Answers

Answer:

The end products of anaerobic respiration are Lactic acid or ethanol and ATP molecules. Anaerobic respiration takes place in the absence of oxygen and is seen in lower animals. During the process of Anaerobic Respiration in prokaryotes, there is a breakdown of glucose to produce energy for cellular activities.

Explanation:

rank up

the process of red blood cell production is called

Answers

Answer: Erythropoiesis

Explanation:

Convert 10 cm to meters and express the answer to the correct number of significant digits.
A) 0.10 m
B) 0.1 m
C) 100 m
D) 1 m

Answers

Answer:

B. 0.1

Explanation:

Trust me

Answer:

(b) 0.1 m

Explanation:

edge 2022

What determines whether a metamorphic rock is foliated or nonfoliated?

Answers

Answer:

i think its the third.

temperature,pressure and the original type of rock

74 POINTS!!!!!!!!
Do you think we should attempt to
quantify and assign market values
to ecosystem services and other
entities that have only non-market
values? Why or why not?

Answers

Answer:

yes

Explanation:

yes because I like the same thing cuz you just like doing like what you have to do and I did it already and I got it a

PLZ THIS IS URGENT HELP
Which of the following genetic crosses follows the Mendelian inheritance?
A) P generation: brown lab x black lab; F1 generation: yellow lab
B) P generation: A blood x B blood; F1 generation: AB blood
C) P generation: Red-eyed fly x Red-eyed fly; F1 generation: White- eyed fly
D) P generation: Widows peak x straight hair-line; F1 generation: Widows-peak

Answers

Explanation:

The key principles of Mendelian inheritance are summed up by Mendel's three laws: the Law of Independent Assortment, Law of Dominance, and Law of Segregation.

suppose you and a friend are making iced tea using identical glasses. You both use the same amount of water, and the water temperature is the same in both glasses. Explain how you can tell who added more ice tea mix to the glass.

Answers

Answer:

Iced-Tea Problem

220 g of 35˚C tea (water) is poured over 250 g of -10˚C ice.

What happens...

The warm water (tea) will cool down to 0˚C. As it cools the ice will heat up to 0˚C and then start to melt.

There is plenty of ice however and only a portion of it will melt. Find the amount of ice that melts into water

and you’ll know the final composition and even the dilution factor on the tea.

Cool tea water down to 0˚C

4.184 J/g˚C · 220 g · 35˚C = 32216.8 J removed to cool tea to 0˚C

Warm ice up to 0˚C

2.09 J/g˚C · 250 g · 10˚C = 5225 J to heat ice up to 0˚C

This heat comes from the cooling water, so substract this amount off the total above

32216.8 - 5225 = 26991.8 J of heat that will MELT the ice

mass of ice melted = 26991.8 / 334 = 80.8 g of ice melted

220 g + 80.8 = 300.8 g of water

250 g - 80.8 = 169.2 g of ice

final mixture for

my glass of iced

tea all at 0˚C

220.0 g original tea

300.8 g final tea

The dilution factor is simply the original volume

over the final volume (or masses here ). = .731 or 73.1%

of the original

concentration

If I’m going to get a dilution of 73.1%, I should

compensate by mixing my tea in 26.9% LESS

volume than the directions state. So I will not dilute

the tea to 2 quarts (64 oz), but rather to 1.462

quarts (46.8 oz).

It’s hot and I want a glass of iced tea as soon as possible. The directions for my tea say to boil some water,

add 2 tea bags (these are the big bags), steep for 4-5 minutes, then add enough water to make 2 quarts which

turns out to be a pitcher of tea. However, if I make this tea the exact concentration I want now, when I pour

it over ice the ice will melt (because the tea will still be quite warm) and my tea will be too dilute. So I

calculate how much stronger I should make the tea KNOWING I will pour the warm tea over ice to make

my glass of iced tea.

(a). What is the final temperature and composition of the glass of iced-tea?

(b). What will be the concentration of the tea relative to the original concentration?

(c). How concentrated should I mix the tea knowing that it will be diluted when

poured over the ice?

(a)

(c)

(b)

only 73.1% of the full

amount to compensate

for dilution

What do the arrows mean on a food web or food chain

Answers

Answer: It represents the flow of energy in an ecosystem. It indicates which direction the energy and nutrients will flow. It shows the relationship between organisms.

17. What two headed muscle comes together with the soleus to attach to the heel?

Answers

The gastrocnemius muscle

Have a luvely day!

PLEASE HELP, WILL GIVE BRAINLIEST

Answers

Hi I think it’s the 3rd choice too

You got it right :)

IM THE DUMMEST PERSON ALIVE

plz help me on this it’s due today

Answers

Answer:

Help with what boo?

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