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
Blababa [14]
3 years ago
7

A mass located in the cytoplasm of a cell, separated from the cytoplasm by a nuclear

Biology
1 answer:
MaRussiya [10]3 years ago
3 0

Answer:

D

Explanation:

Nucleus contains all the genetic material that codes for different proteins that control the cell's actions. It's surrounded by a nuclear membrane.

However,

  • Mitochondria is used for energy production and isn't surrounded by a nuclear membrane. It's in fact surrounded by 2 membranes.

  • Pinocytic vesicles usually contain endocytosed material from outside that has nothing to do with the cell's control.

  • Nucleolus is inside the nucleus and is used to make rRNA needed for ribosomes production. A nucleolus is not surrounded by any membrane.
You might be interested in
Overexposure of animals to X-rays is dangerous because X-rays are know to damage DNA. A direct result of this damage is cells wi
pickupchik [31]

Answer:

radiation

Explanation:

7 0
3 years ago
The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.
mezya [45]

Answer:

The correct answer is- Immune system

Explanation:

There are physical, chemical and immunological barriers present in our body which helps us to protect from the foreign antigen. They all assist each other and helps in pathogen removal from our body.

The physical barrier includes skin, gastrointestinal tract, respiratory tract, etc which do not allow the microbe to enter the body. Chemical barriers include tear, saliva, acid in the stomach which kills microbes on the body surface.

Immune cells like macrophages, B cells kills microbes when it gets in the body. Lymphatic system also contain immune cells and helps in microbe removal.  

So the immune system is assisted by physical barrier, chemical barrier, and lymphatic system.

4 0
3 years ago
PLEASE HELP!!(Predict what would happen to the algae if all the fish were killed. BE SPECIFIC)~will mark brain
Readme [11.4K]

Answer:

If all the fish died the algae population would gro due to not being eaten by the fish

Explanation:

6 0
3 years ago
Living organisms breathe oxygen into grow​
fredd [130]

Answer:

Most living things need oxygen to survive. Oxygen helps organisms grow, reproduce, and turn food into energy. Humans get the oxygen they need by breathing through their nose and mouth into their lungs. Oxygen gives our cells the ability to break down food in order to get the energy we need to survive.

Explanation:

5 0
2 years ago
HIV is thought have originated by __________. A. apes passing the disease to hunters B. early explorers traveling in jungles C.
tamaranim1 [39]

HIV is thought have originated by \sf\purple{apes \:passing\: the \:disease\: to\: hunters} .

A. apes passing the disease to hunters.✔

\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘

3 0
2 years ago
Read 2 more answers
Other questions:
  • If a boy exhibits a sex-linked trait that is carried on the X chromosome, what must be true?
    10·2 answers
  • Which of these is best described as being on the arm of a spiral?
    8·1 answer
  • Which is an environmental hazard most directly created by humans?
    14·2 answers
  • T cells produce and secrete factors that do not directly interact with invading microorganisms but that augment the body's defen
    7·1 answer
  • Which gland of the endocrine system is located near the brain? A. pituitary gland B. thyroid gland C. adrenal gland D. pancreas
    10·2 answers
  • What four pieces of information is included in a providers credentials
    8·1 answer
  • A dashing Romanian count asks his sweet-
    11·2 answers
  • Which of the following is NOT part of the quadriceps group? *
    12·1 answer
  • Which sign best represents the role of decomposers?
    7·2 answers
  • All cells contain water. True or false?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!