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
tatyana61 [14]
3 years ago
11

Help me its a little bit hard so i added more points, ill really appreciate you help.

Biology
1 answer:
exis [7]3 years ago
3 0
1. Niche
2. Animals or plants dying or animal waste produces nitrogen which goes into the soil and is converted into ammonia by microorganisms/bacteria(called nitrogen fixation. Plants can use this ammonia
3. Because they need them for nutrients- if their host dies they lose their source of nutrients until they can find a new one
4. C
5. B
You might be interested in
How is the geologic time scale different from time scales that show human activities or accomplishments?
Masteriza [31]
Do you knows of geological time are much
4 0
3 years ago
Fossil fuels have been used for years as a source
VMariaS [17]


The best answer is (1)

Fossil fuels are commercially available as an energy source.

They are very easy to find. More and more extractions of fossil fuels is going on everyday. With advancement in science and  technology, the refineries and extraction procedures have improved a lot. This makes their availability even better.

Fossil fuels are also easily combustible. Most combustion engines need to be powered with little amount of fuel to produce large amount of energy. Very large amounts of electricity can be  generated  from fossil fuels.

3 0
4 years ago
What are the characteristic of the domain bacteria?
harkovskaia [24]

Answer:

unicellular

Explanation:

4 0
3 years ago
How might symbiotic relationships be a disadvantage to an ecosystem?
natulia [17]

Answer:

it happens when 2 organisms jelp each other beneficial.

Explanation:

eg:algae and leguminous plants.the algae live on the roots and take in the nitrogen from the soil,which the plant cannot do and needs for growth.it takes in the nitrogen and pases it to the roots and even make the soil loose for the roots to move and they get a living space(algae on the roots).

4 0
3 years ago
In a humoral or antibody-mediated immune response, specific B cells are stimulated by Helper T cells to help transform into plas
steposvetlana [31]

Answer:

An important feature that B-cells must have in order to become plasma cells and synthesize antibodies is increased rough endoplasmic reticulum in order to have the surface area needed for antibody production (option A).

Explanation:

The transformation of B cells into plasma cells to produce antibodies is a well known function of lymphocytes related to the immune response. This leads to a series of structural transformations in order to performs their function.

The rough endoplasmic reticulum (RER) has the function of contributing to protein synthesis, in conjunction with the ribosomes that are attached to it and the information of the mRNA.

<em>One of the changes experienced by B cells in their transition to plasma cells is the availability of larger RERs, in preparation for antibody synthesis, formed mostly by proteins</em>.

Learn more:

Plasma cells and humoral immune response brainly.com/question/1512036

5 0
4 years ago
Other questions:
  • How many pairs of chromosomes are in found in the average human?
    9·1 answer
  • In humans tongue rolling is dominant to the inability to tongue roll. If a heterozygous tongue roller and a non-tongue roller ha
    14·1 answer
  • Which of the following best describes the main function of a cell’s nucleus?
    10·1 answer
  • Damage to the outer ear or middle ear, which transmits sound waves to the inner ear, may result in __________. A. Ménière’s dise
    8·2 answers
  • A plant bending towards a light source is an example of which characteristic of life?
    5·1 answer
  • Ultiple Choice
    11·1 answer
  • According to the system of biological classification, human beings, cats and elephants are placed in the same ?
    12·1 answer
  • Which procedure would increase the validity of the conclusions from this experiment?
    6·2 answers
  • A certain species of grasshopper can have red stripes, yellow stripes, or red and yellow stripes. An RR grasshopper has red stri
    8·2 answers
  • Which phrase best describes a savana biome
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!