1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
dsp73
3 years ago
7

Flu shots are vaccines against the most common strains of the flu virus. most vaccines are rarely changed but new flu vaccines a

re produced every year. why are flu shots constantly being reformulated? the flu virus is not completely known.
Biology
2 answers:
Dmitry [639]3 years ago
6 0

Answer:

Scientists are creating vaccinations that prevent people from getting bird flu. If the virus mutates, a new vaccine needs to be made. The vaccine needs to be tested, which can be dangerous. It also takes a long time for scientists to know whether the vaccine works

Explanation:

its the sample response

artcher [175]3 years ago
3 0
As most people don't take flu shots because later one you develop the flu plus there are symptoms of the shot so yes the flu is not fully known so that's why it's being changed constantly.
You might be interested in
Most living things need oxygen to survive. These two body systems bring oxygen into your body and then move to all your body par
Inga [223]

Answer:

Respiratory system and circulatory system.

The respiratory system allow living things to obtain oxygen from the air while the circulatory system allows oxygen to be carried around the body.

6 0
3 years ago
Molecule that won't dissolve in water
Komok [63]
Any fat. Like oil. Fats are hydrophobic, so they resist water and don't mix.
7 0
3 years ago
Read 2 more answers
A scientist is examining the function of macromolecules in a cell. She notices that movement of large molecules into and out of
Kipish [7]

Answer:

 She notices that movement of large molecules into and out of the cell is ... and out of the cell is disrupted when she damages one specific type of macromolecule. ... The macromolecule which has she most likely damaged would be a protein.

6 0
2 years ago
Tissues arranged together make up _____, which, when functioning together in groups, make up _____.
V125BC [204]
Tissues arranged together make up organs, which, when functioning together in groups, make up organ systems. This statement refers to the levels of the organization of life in organisms. Tissues came originally from cells, which are the building blocks of life and is the main composition of all living organisms. Both plants and animals have tissues that serve different functions to maintain homeostasis within its respective bodies. Organ systems are developed when organs work together in perfect balance to perform multiple chemical and physical processes within the body. If one organ does not function well it may affect how the other function as well.
7 0
2 years ago
Read 2 more answers
ANSWER GETS BRAINLIEST order the following from the simplest structure on top to the most complex on bottom.
weqwewe [10]
Nucleus. ps I did the test
4 0
2 years ago
Other questions:
  • While _________ involves a splitting off of parts of the personality,_________ involves the existence of multiple, intact person
    12·1 answer
  • All glands in the body, such as salivary glands and the pancreas, are derived from which type of tissue
    11·1 answer
  • Which observation proves that a cell is a eukaryote?
    13·1 answer
  • What are two parts of sexual reproduction that produce genetic variation
    15·1 answer
  • Use the following information to answer the questions below.
    14·1 answer
  • Dr. Stott is conducting a study to determine what 9-year-olds know. Based on theory, he believes that the 9-year-olds will advan
    12·1 answer
  • Why do land plants need to conserve water
    9·1 answer
  • Colorblindness is a recessive, X chromosome sex-link disorder. cross the parents to figure out which percentage of their offspri
    15·1 answer
  • What is metamorphisis<br>​
    5·1 answer
  • Only bones form fossils<br><br> true or false <br><br> quick pls !!
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!