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
Katen [24]
3 years ago
10

NEED HELP HURRY_____ immunity occurs when a person's immune system responds to anantigen.

Biology
1 answer:
Harman [31]3 years ago
7 0

Answer:

The answer is Physical. Physical immunity occurs when a person immune system responds to antigen.

Explanation:

You might be interested in
A function of chloroplasts in plant cells is to:
Andrew [12]

Answer:

A

Explanation:

What are the two main functions of chloroplasts? are to produce food (glucose) and to store food energy.

7 0
3 years ago
Read 2 more answers
Why is a water strider (those small bugs that walk on the surface of the
SCORPION-xisa [38]
I believe the answer your looking for to find is a
5 0
3 years ago
Explain how a leaf is adapted for photosynthesis
Irina18 [472]

not 100% sure, but:

- leaf has stomata to let in reactants and let out waste

- has main vein to get water from ground

- leaves have a large surface area and are thin, so they can get a lot of sunlight

I haven't learned this in a while but this is what I remember

6 0
4 years ago
How the changing species concept has affected classification systems
mihalych1998 [28]
The changing species concept has affected classification systems by distinguishing one species from the other. It has the effect of making to appear that species and their distinctive attributes are external and fixed. The reason for that because o the evolutionary process they have undergone.
8 0
4 years ago
Read 2 more answers
What is the control in an experiment?
kifflom [539]

Answer: B.

Explanation:

6 0
4 years ago
Other questions:
  • In seed plants the sperm make it to the egg via A. pollen tubes. B. wind. C. water. D. tiny wings.
    7·2 answers
  • List and describe the types of cellular transport
    5·1 answer
  • How can altruism be explained from an evolutionary perspective altruistic animals ges 102?
    13·1 answer
  • 2. The hypotonic (0%) water had no dissolved salts in it. That means it was 100% water
    10·1 answer
  • The term biology comes from the Greek word bios, meaning _____, and the noun ending -logia, meaning _____.
    9·2 answers
  • Can y’all help please
    7·1 answer
  • Which bone layer holds calcium and other minerals
    15·2 answers
  • A hot-air ballon is rising above the top of a hill.
    12·2 answers
  • What are not transferred by alveoli?
    14·1 answer
  • In an experiment, a scientist makes a radioactively labeled probe using human DNA. She then discovers that the probe hybridizes
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!