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Rashid [163]
3 years ago
11

Are sharks mammals?​

Biology
2 answers:
FinnZ [79.3K]3 years ago
5 0
No they are not whales are
iris [78.8K]3 years ago
4 0

Answer:

no

Explanation:

Sharks are not mammals. Rather, they are a species of fish. Sharks have a skeleton that is entirely composed of cartilage and is equipped with leathery, tough and scale less skin. These skeletons differ greatly from those of the bony fish

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Someone pls answer fast
fgiga [73]

Answer:

I would say overpopulation

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3 years ago
"The combination of a brick red belly and grey back seen in the American Robin, Turdus migratorius, are not seen in closely rela
kogti [31]

Answer:

The best term that portrays the highlights of an american robin with its nearby family members is autapomorphy.  

An autapomorphy is a particular component that is remarkable to a given taxon. In the given case, this component is block red gut and dark back. This component is seen in just the american robin species and not related species in the family.  

Apomorphy is characterizes as a novel trans-formative attribute that is one of a kind to a specific animal categories and every one of its relatives and which can be utilized as a characterizing character for an animal groups or gathering in phylogenetic terms. For instance ownership of quills is an element one of a kind to flying creatures and is a characteristic that characterizes all the individuals from the Ave's class.  

Synapomorphy is a trademark present in a tribal species and shared solely by its trans-formative relatives.  

A plesiomorphy or symplesiomorphy is a tribal character or attribute state shared by at least two taxa​.

6 0
3 years ago
Compare the leaf hairs on the upper leaf surface with the leaf hairs on the lower leaf surface.
Anestetic [448]

The main difference between upper

epidermis and lower epidermis is

that upper epidermis possesses a cuticle layer whereas lower

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of stomata. surfaces, respectively. ... possesses a cuticle layer whereas lower epidermis possesses a large number of stomata

5 0
2 years ago
Read 2 more answers
If a DNA strand has the following sequence, what is the sequence of the complementary strand?
Anarel [89]

Answer: TGGATCAGC

Explanation:

7 0
3 years ago
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