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
konstantin123 [22]
3 years ago
7

What is the keystone species of the food web shown below?

Biology
1 answer:
sergey [27]3 years ago
6 0

D phytoplankton i believe

You might be interested in
The French biologist Lamarck hypothesized that “organisms could acquire traits making them better adapted to their environment a
adell [148]

Answer:

Darwin suggests that the strongest survive and adapt to produce even stronger more adaptable offspring

8 0
2 years ago
Which of the following is true about cell membranes and cell walls? A. Cell wall is rigid, cell membrane supports the structure
nikitadnepr [17]

Answer:

Pretty sure its A

Explanation:

5 0
2 years ago
Consider a helminthic infection in which an individual is colonized by a parasitic worm. The worm is too big to be engulfed by a
Assoli18 [71]

Answer

The worm gets coated with antibodies, which activate other cells in the immune system to secrete chemicals that kill it.

Explanation:

Production of T-helper I cytokines like IFN gamma, IL-2 and IL-18 is highly protective against helminth infection by activating the macrophage intracellular killers. Protection against mucosal eosinophil responses in which antiparasitic chemicals are released. Killing also involves direct cytotoxic mechanisms in which T- cell and NK-cells directly release antiparasitic agents like perforin and granulysin which kill the parasite.

6 0
3 years ago
Why would a plant's cuticle be an adaptation on land?
erik [133]

B

Plant's cuticle is an adaptation on land that prevents the evaporation of water from the plant.

Explanation:

The cuticle is made of lipid polymers impregnated with wax. A thick cuticle  covers the epidermis of the leaves and prevents of some plants to prevent the loss of water from the leaves and plants via evaporation. This is especially a significant adaptation to desert plants that need to conserve water because they receive very little annual rainfall in their environment.

Learn More:

For more on adaptation of desert plants check out;

brainly.com/question/9135213

brainly.com/question/7645036

brainly.com/question/8977509

brainly.com/question/6286061

#LearnWithBrainly

3 0
3 years ago
Which substance is a natural land resource used in construction?
valentina_108 [34]

Answer:

Pretty sure it is Bedrock my good fellow.

Explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • The capillaries are the smallest and most ________ of the blood vessels
    5·2 answers
  • Select the true statement.
    8·1 answer
  • Stem is like a street with two way traffic."" Validate the statement
    14·1 answer
  • A tentative explanation to a question about the natural world is a
    9·1 answer
  • Explain how the structure of the capillary wall helps to allow the plasma out of the blood
    10·1 answer
  • 8. The heart is considered to be a part of which of the two systems listed below? A circulatory and integumentary C circulatory
    14·1 answer
  • I need help! i’ll give 20 points
    15·1 answer
  • In a population, surrounded with dark gray rocks, there lived 2 types of beetles, a gray beetle and a white beetle. In the start
    14·1 answer
  • How big is the forehead of a chimpanzee
    12·2 answers
  • If you forget to add the decolorizing agent when performing a Gram stain, what color will the gram-negative cells be
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!