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goblinko [34]
3 years ago
5

How are whales different from fish

Biology
1 answer:
irinina [24]3 years ago
6 0

Whales have horizontally positioned tales opposed to fish and they swim in an up and down type of motion to move, where as fish are the exact opposite flexing and turning their body left and right with their vertical tale to move.

Whales have bigger mouths to eat large schools of krill (their main source of food)

And also, whales are mammals, and breathe with their lungs, whereas fish use gills to breathe underwater. I hope this helped! Please mark Brainliest!

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How will this change in demand impact the shrimps' ecosystem?
Natalija [7]

Answer:

This change in demand impact the shrimps' ecosystem is such ways:

biodiversity will decrease

the ecosystem will experience habitat degradation

Explanation:

To interview, around 1-1.5 million ha of coastal marshes have been transformed into shrimp pools, including essentially salt flats, mangrove regions, marshes, and horticultural lands. The influence of shrimp cultivation of most matter is the elimination of mangroves and salt marshes for fishpond construction.

3 0
2 years ago
Canine and feline species maintain their reproductive isolation mechanisms due to the fact that the formation of a fertilized zy
Wewaii [24]

Answer;

-Gametic Isolation

Explanation;

-Gametic isolation is a type of prezygotic barrier where the gametes (egg and sperm) come into contact, but no fertilization takes place.

-In Gametic isolation is when sperm of one species may not be able to fertilize the eggs of another species. For instance, sperm may not be able to survive in the reproductive tract of females of the other species, or biochemical mechanisms may prevent the sperm from penetrating the membrane surrounding the other species' eggs.

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3 years ago
There are no fossils of mammals in the oldest layers of rock. What
mrs_skeptik [129]

Answer:

They were not around at that time or either from it being so hot they just disappeared/melted.

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3 0
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The plant kingdom is divided into 2 groups vascular and nonvascular. describe each subclass. include key words such as vascular
BaLLatris [955]
<h2>Vascular and Nonvascular Plants </h2>

Explanation:

Kingdom Plantae on the basis of vasculature is divided into two groups-vascular and non-vascular plants .

  • <u>Vascular plants </u>or tracheophytes have a proper tissue-level organization and true shoot and root structures like leaves, stem, flowers, root etc
  • The tissue system or vasculature of vascular plants compromises of vascular tissues like tubular vessels – xylem and phloem
  1. The xylem transports nutrients to various parts of the body from the leaves.
  2. Phloem conducts water and other nutrients from the roots to various parts of the plant .
  • These are flowering plants that include the phanerogams – angiosperms and gymnosperms and bears flowers and fruits like the cedars, pine, clubmosses, lilies, sunflower etc.
  • Dicots are with tubular vasculature.  
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  • <u>Nonvascular plants</u> are small. Their transport mechanism is poor due to lack of vascular tissues
  • These plants are lack proper shoot or root system.
  • It includes mosses, hornworts etc.
  • Monocots are plants with scattered tube-like vessels .
3 0
3 years ago
What will happen if the atmosphere becomes too full of greenhouse gases?
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Holes will form in the atmosphere allowing more heat energy from the sun to reach Earths surface causing temperatures to rise

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