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erma4kov [3.2K]
3 years ago
7

Which adaptation do organisms need to live in an estuary?

Biology
1 answer:
pav-90 [236]3 years ago
8 0

Answer:

Organisms need gills to live in an estaury.

Explanation:

Because it helps the organisms to breathe in the water.

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You have been studying a large lake ecosystem. You learn that toxins have been dumped into the water. You predict that the popul
Shtirlitz [24]

The correct answer is predatory birds.  

The flowing of toxic chemicals and heavy metals into the water body when the agricultural, industrial, and human wastes run off or are discharged intentionally into the water body is known as biomagnification. These pollutants result in genetic mutations, disease, reproductive difficulties, birth defects, death, and behavioral modifications in various marine species.  

However, the extremity of the destruction varies significantly among the species. In various circumstances, the animals close to the top of the food chain are most influenced by the procedure of biomagnification.  

Several of the harmful toxins get settle at the lower level in a water body and are then consumed by the species, which feed or live on the bottom dwellers. As these constituents are not digested, they gathered inside the bodies of the species, which consumes them.  

It signifies that the higher level predators, like fish, birds, or marine mammals accumulate more harmful concentrations of toxic substances in comparison to the animals lower on the food chain. Thus, in the given case, the more concentrated amount of toxins would be found in the predatory birds.  


8 0
3 years ago
What is the half life for the mercury sample?
zimovet [89]

Answer:

A

Explanation:

Since the chart is around 48 when at 50%.

7 0
3 years ago
A _____ map provides information about how and when rocks formed in a particular area.
Allisa [31]
The answer is B, geologic map. the reason is the study of Geological history is <span>The specific science that is devoted to the study of the Earth, particularly the solid Earth and the rocks that compose it. I hope this helps. </span>
6 0
3 years ago
Which of the following pairs are the best examples of homologous structures? A) bat wing and human hand B) owl wing and hornet w
vaieri [72.5K]

Answer:

A) bat wing and human hand

Explanation:

Homology in biology  is existence of the shared ancestry between the pair of structures or the genes present in the different taxa.

<u>The most common example of the homologous structures is forelimbs of the vertebrates, where wings of the bats, arms of the primates, front flippers of the whales and forelegs of the dogs and the horses are all derived from same ancestral tetrapod structure. </u>

Homologous structures can be explained by evolutionary biology which states that these are adapted to the different purposes as  result of the descent with the modification from common ancestor.

8 0
3 years ago
Nearly all populations will tend to grow ____ as long as there are resources available.
Ghella [55]
Expodentially is the correct answer
5 0
4 years ago
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