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zvonat [6]
2 years ago
14

What is an astronomical unit (AU

Biology
1 answer:
devlian [24]2 years ago
8 0
2.23795229 × 1022<span> m</span><span>2 please mark as brainless answer</span>
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Ed was in a bicycle accident, he had no sensations in his injured leg. He can move the limb normally. Based on the functional cl
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There are two types of neurons in our legs: motor neuron and sensory neuron. These send and receive messages to and from each other and the brain.  

After Ed's accident, he can't move his injured leg since the motor neuron is dysfunctional. The sensory neuron is functional so he can feel his limbs but can't move them since when the sensory neuron sends a message to the motor neuron, it isn't able to deliver the message to the brain to make the leg move. This is why he can still feel his limbs but is not able to move them.  
7 0
3 years ago
What process is involved in all methods of testing hypotheses ?
stira [4]
I would say the scientific method?
3 0
3 years ago
Read 2 more answers
How do large molecules move across the cell membrane through facilitated diffusion?
Svetlanka [38]

Answer:

Explanation:

In facilitated diffusion, molecules diffuse across the plasma membrane with assistance from membrane proteins, such as channels and carriers. A concentration gradient exists for these molecules, so they have the potential to diffuse into (or out of) the cell by moving down it.

8 0
2 years ago
9. Oldfield mice (Peromyscus polionotus, also called beach mice) in the southeastern United States belong to a different genus t
Snowcat [4.5K]

Answer:

It is a true example of natural selection.

Explanation:

The dark colour mice lives in the dark soil of southeastern United States in large number as compared to other colour mice because this colour helps them to hide themselves from their predators in that dark soil while on the other hand, on light beaches of Florida light colour mice lives because this light colour also helps these mice in hiding from their enemy animals which is a true example of natural selection because dark colour mice can't survive in light colour beaches dude easily seen by their enemies and reduces its population by eating them.

4 0
2 years ago
Which molecules may diffuse across a cell membrane without the expenditure of energy or the use of membrane proteins?
wel

Explanation:

In simple diffusion, small molecules without charges such as oxygen and carbon dioxide flow through a plasma membrane without assistance and without expending energy. Other substances such as proteins, glucose and charged particles called ions cannot pass through the selectively permeable membrane

6 0
3 years ago
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