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
Leni [432]
3 years ago
12

Which of the following involves pathogens or an invading viruses or bacteria

Biology
2 answers:
madreJ [45]3 years ago
5 0
The answer is C ! Hoped this helped you out
arlik [135]3 years ago
3 0

Answer: Macrophage

Explanation: Macrophage is the first line of immune defense against invading pathogens like virus and bacteria.Macrophages kill their prey with acids.

You might be interested in
What is the citric acid cycle.
juin [17]

Answer:

Citric acid cycle also known as the Krebs cycle, is the second stage of the three-stage process by which living cells break down organic fuel molecules in the presence of oxygen to harvest the energy they need to grow and divide.

5 0
2 years ago
What are cells that produce new cartilage matrix called?.
Nastasia [14]

Answer:

The stem cells differentiate into chondroblasts. 3. These chondroblasts, located at the periphery of the old cartilage, begin to produce and secrete new cartilage matrix. As a result, they push apart and become chondrocytes, each occupying its own lacuna.

Explanation:

4 0
2 years ago
Brass gets discoloured in air because of the presence of which of the following gases in air?
leonid [27]
B. Hydrogen sulphide
4 0
3 years ago
What is biochemistry?
erica [24]

Biochemistry is the study of the chemical processes occurring in living matter.

5 0
3 years ago
Read 2 more answers
Two students are comparing scientific experiments to investigations. They came up with the following ideas. Student A: Testing p
Stels [109]
It is student A .
It contains the study of plants and soil
4 0
3 years ago
Other questions:
  • What makes up all of the living and nonliving things that surround and support you? the atmosphere. the soil. the troposphere. t
    14·2 answers
  • Rebecca tells tom that he is singing “off pitch.” rebecca is referring to which physical property of sound?
    15·1 answer
  • name the structures in a cellwhich carry inherited traits and give a brief overview of cellular reproduction
    8·2 answers
  • If you expose HeLa cells to 3H-thymidine just as they enter S phase, then wash this material off the cells and let them go throu
    13·2 answers
  • Which of the following is an organic molecule ?<br> A. KBr<br> B. H2SO4<br> C. C2H6<br> D. MgF
    12·1 answer
  • 19.2 Choose the correct answer.
    13·2 answers
  • What is keratinization
    12·1 answer
  • What would most likely happen to a person who is not getting enough essential amino acids in his or her diet?
    6·2 answers
  • Donde se realiza la digestión celular?
    7·1 answer
  • In _________, enzymes cut DNA into fragments, which are separated by size to form a pattern of bands.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!