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
____ [38]
3 years ago
10

What system is responsible for defending the body against harmful substances? A.Circulatory system b.Musclar system c.Endocrine

system d.Immune system
Biology
1 answer:
oksian1 [2.3K]3 years ago
7 0

The right option is; d. Immune system

The immune system is responsible for defending the body against harmful substances.

The immune system is the body’s defense system that protects the body against infectious pathogens and other invaders. The immune system is composed of many biological structures (special cells, proteins, tissues, and organs) and processes that functions together to protect the body. White blood cells are one of the important cells of the immune system that destroy harmful substances or disease-causing organisms that invade body systems.

You might be interested in
How are the respiratory and circulatory systems similar?
umka21 [38]
The answer is

C. Both systems help remove carbon dioxide from the body.

100% Verified!

Hope This Helps!:)
6 0
2 years ago
When using a microscope to view cells you obtained from scraping under your fingernails, you notice that the cells lack nuclei;
11Alexandr11 [23.1K]

Answer:

Bacteria

Explanation:

There are two kinds of cells found in/on the human body that lacks nucleus

  1. Red blood cells
  2. Bacteria

Since the material observed under the microscope was scraped from under the finger nails and there was no indication of broken skin, it is likely that the observed cells are bacteria.

5 0
2 years ago
During which phase of the moon do neap tides occur? full gibbous new quarter
ahrayia [7]

Answer:

The answer would be D my friend.

Explanation:

Hope this helps. Good luck and have a great day!!

4 0
2 years ago
_____ is a method to detect prenatal genetic abnormalities that samples the membrane enveloping the amniotic sac and fetus:
love history [14]

Answer:

Chorionic villus sampling

Explanation:

Chorion is one of the extraembryonic membranes that surround the fetus and the amniotic cavity. The cells present in the chorion have the same genome and chromosomes as present in the fetus. Therefore, some of the chorionic tissues are collected from the chorionic villi. These tissues are then analyzed for any chromosomal abnormality. This process is called chorionic vill sampling. For the purpose, tissue collection can be done by inserting a catheter through the cervix or using a needle through the uterine wall.

4 0
3 years ago
How are the Earth's crust and humans the most similar according to these graphs? a The largest percentage of both is oxygen. b S
Lelu [443]

Answer: Option (a) is the correct option that is largest percentage of oxygen is present in both earth's crust and human body.

Explanation: Oxygen is present in large amounts both in earth's crust and human body. The percentage of oxygen in earth's crust is 46.6% and the percentage of oxygen in the body is about 66.6%. So it is concluded that both human body and earth's crust have high percentage of oxygen.

6 0
2 years ago
Other questions:
  • Which is NOT a potential threat or danger to an ecosystem rich in biodiversity? A) Deforestation B) Plate Tectonic Activity C) G
    10·2 answers
  • Approximately how many different journals (technical periodicals) comprise the primary literature of biology?
    7·1 answer
  • The model illustrates a process by which a substance is taken up by a cell.
    6·2 answers
  • Which statement correctly describes the process that occurs in the thylakoid? ATP is produced in the thylakoid during light-inde
    15·2 answers
  • When you walk across a carpet, you become negatively charged. Why do you receive a shock when you touch a metal door handle? Ele
    7·2 answers
  • In "The Adventures of Theseus," once a year Theseus tries to move the stone. When he fails, he devotes himself to exercise to be
    9·1 answer
  • How is biodiversity related to the biosphere?
    14·1 answer
  • Identify all of the biotic factors below.
    8·1 answer
  • The equation total # of people in an area
    14·2 answers
  • Hey guys can you guys help just to be sure im doing this right
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!