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
Montano1993 [528]
4 years ago
13

When the comb jelly, mnemiopsis leidyi, was accidentally introduced into the black sea, what eventually happened to the black se

a ecosystem?
Biology
1 answer:
erastovalidia [21]4 years ago
7 0
<span>W</span><span>ith growing worldwide interest in the oil and gas</span>
r<span>eserves of the Caspian region, the ecological prob-</span>lems of the area are also receiving increased attention.Due to its position in the far southeast of Europe, littleinformation about the region was available in the Westuntil recently, and it was not until a few years ago thatthe public became aware of the potential disasterthreatening the unique ecosystem of the Caspian Seaand its immediate surroundings (Dumont 1995). Stone(2002) described most of the acute problems in thisarea: reduction of the river run-off reaching theCaspian Sea caused by damming the main tributary,the Volga river; the unstable water level; the varioussources of pollution; the over-utilisation of its livingr<span>esources (in particular the sturgeon species); and,</span>finally, the threat to the entire system posed by a newinvader, the ctenophore <span>Mnemiopsis leidyi<span>.</span></span>
You might be interested in
I need help with this pls ty lol
lakkis [162]
B.

H in HF is slightly positive while O in H2O is slightly negative. So they attract in a polar bond. Btw I thought this is chemistry.
5 0
3 years ago
Question 3 of 10<br> What is the product of meiosis Il?
erica [24]

Answer:

Product of Meiosis II is the formation of 4 unique cells, with each carrying new assortment of genes and chromosomes.

3 0
3 years ago
As filtrate passes through the long loop of Henle, salt is removed and concentrated in the interstitial fluid of the kidney medu
storchak [24]

Answer:

Nephron is the functional unit of kidney. The kidney contains around 4 to 5 million of nephrons in their structure. These nephrons helps in the blood filtration.

The loop of Henley passes down the filtrate for the production of urine. The excess salt is removed from the loop and deposited in the medullary part of the kidney. This is important as the nephron can now become hyperosmotic  medullary concentration and helps in the urine production.

7 0
4 years ago
Which of the following explains why cells differentiate?
tankabanditka [31]

Answer:

more cell types are needed to perform specialized functions in multicellular organisms

Explanation:

Cells in a multicellular organism differentiate to produce more cells that perform specialized functions. Each cell type in a multicellular organism has special features that enable it to perform a particular function effectively. In plants, cell differentiation occurs at the stem and root.  The meristematic cells differentiate into either an epidermal, parenchymal or a vascular tissue depending on location.

4 0
4 years ago
Read 2 more answers
Why do you think mining on land would be less costly than mining in the ocean?
SOVA2 [1]

Explanation:

Because dense minerals are heavier and drop to the stream bottom, lighter minerals are carried along in the current of the stream. Why do you think that mining on land is less costly than mining in the deep ocean is? It is easier to get to land than the ocean and you need special equipment to go under water.

8 0
3 years ago
Other questions:
  • Explain how the equator relates to the temperature and amount of oxygen in water
    9·1 answer
  • What benefit do small spaces provide in the formation of organic molecules? A. It demonstrates how small cells could be used to
    14·1 answer
  • Where does photosynthesis happen the fastest and the slowest?
    12·1 answer
  • Data Table 4: Diffusion Rates
    14·1 answer
  • An analysis of a sample of urine, shows the presence of blood cells and glucose. Account for the presence of these substances in
    7·1 answer
  • Explain the reign of terror in brief​
    6·1 answer
  • HELP ME OUT PLEASE
    15·1 answer
  • Help<br> me answer a few questions
    8·1 answer
  • PLEASE HELP!!!
    10·1 answer
  • B16F10 fails to faithfully reflect human melanoma biology, as it lacks certain oncogenic driver mutations
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!