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kiruha [24]
3 years ago
10

10 POINTS!! NEED HELP WITH BIOLOGY

Biology
2 answers:
Georgia [21]3 years ago
8 0
This is only 5 points and 2 is the answer
EastWind [94]3 years ago
6 0
The solution is 1. a controlled experiment can only be aloud to test one variable
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The inner ear bones of mammals have evolved from<br> bones that form the jaws of reptiles.
m_a_m_a [10]

Answer:

auditory ossicles

Explanation:

In reptiles, the eardrum is connected to the inner ear via a single bone, the columella, while the upper and lower jaws contain several bones not found in mammals. Over the course of the evolution of mammals, one bone from the lower and one from the upper jaw (the articular and quadrate bones) lost their purpose in the jaw joint and were put to new use in the middle ear, connecting to the existing stapes bone and forming a chain of three bones, the ossicles, which transmit sounds more efficiently

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3 years ago
Some consumers, like lions, do not eat plants or any other producers. They only eat other animals.
Elan Coil [88]

Answer: by eating meat from animals...?

Explanation: Well lions do actually eat meat so whenever they eat meat I'm guessing they get whatever they need. I'm still learning so sorry if I am wrong.

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3 years ago
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What is thought to have caused the ice age
Semenov [28]

Answer:

Ice Age Explanation. Fluctuations in the amount of insolation (incoming solar radiation) are the most likely cause of large-scale changes in Earth's climate during the Quaternary. In other words, variations in the intensity and timing of heat from the sun are the most likely cause of the glacial/interglacial cycles.

Explanation:

7 0
4 years ago
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Compare and contrast genetic drift, the founder principle, and the bottleneck effect.
LenKa [72]

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In population genetics, the founder effect is the loss of genetic variation that occurs when a new population is established by a very small number of individuals belonging to a larger population.

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3 years ago
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atroni [7]

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