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polet [3.4K]
3 years ago
12

In 2004 a fossil of an organism that had fins and gills but also lungs and wrists was discovered what might the fossil suggest a

bout evolution.
Biology
1 answer:
Alika [10]3 years ago
5 0

Answer:

Jan 13, 2014 - Discovery of new Tiktaalik roseae fossils reveals key link in evolution of hind limbs ... Discovered in 2004 by Shubin and co-authors Edward Daeschler, PhD, Associate Curator of ... It had gills, scales and fins, but also had tetrapod-like features such as a mobile neck, robust ribcage and primitive lungs

Explanation:

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Fossil steroid and molecular clock evidence suggests that animals originated __________.
andreev551 [17]

Answer:

Fossil steroid and molecular clock evidence suggests that animals originated between 770 and 710 million years ago

Explanation:

4 0
2 years ago
Please help!!! <br><br> What common items are PCR and restriction enzymes similar to?
IceJOKER [234]
Restriction enzymes can also be used to generate compatible ends on PCR products. In all cases, one or more restriction enzymes are used to digest the DNA resulting in either non-directional or directional insertion into the compatible plasmid. The most common Type II enzymes are those like HhaI (NEB #R0139), HindIII (NEB #R0104), and NotI (NEB #R0189)
6 0
3 years ago
What Directly supplies the energy needed to actively transport sodium ions across the plasma membrane of a cell
Artyom0805 [142]
Those would be enzymes I believe. They are the power house of the membrane and lower the amount of activation energy needed.
3 0
3 years ago
What term describes the blood<br> pressure when the heart is at rest?
jeyben [28]

Answer:

diastolic pressure

Explanation:

Your blood pressure is highest when your heart beats, pumping the blood. This is called systolic pressure. When your heart is at rest, between beats, your blood pressure falls. This is called diastolic pressure.

4 0
2 years ago
Read 2 more answers
4. Most enzymes have the ending of?
Yuki888 [10]

Answer:

ase

Explanation:

Except for some of the originally studied enzymes such as pepsin, rennin, and trypsin, most enzyme names end in "ase"

3 0
3 years ago
Read 2 more answers
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