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3 years ago

Where on the neuron are the incoming signals summed to determine whether or not an action potential is fired?

1 answer:

6 0

Neuron has three main. The cell body directs all activities of the neuron. Dendrites extend out from the cell body and receive messages from other nerve cells. An axon is a long single fiber that transmits messages from the cell body to the dendrites of other neurons or other body tissues, such as muscles.

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Organs combine to form _________.

ohaa [14]

Answer:

they form to combine an organ system

8 0

2 years ago

Disadvantages of endoskeleton

vekshin1

Answer:

There are not too many disadvantages of endoskeleton .

This is why most large animal around have them.

one large animal has one of the vunerability animals face without exoskeleton.

Explanation:

<h3>Hope it helps you...</h3>

<h3>thank you..</h3>

5 0

3 years ago

Use the drop-down menus to label the organelles in the picture to the right label A

Sergeu [11.5K]

<h3><u>Answer;</u></h3>

Label A; Mitochondria.

Label B; Nucleus.

Label C; Golgi apparatus.

Label D; Rough endoplasmic reticulum

<h3><u>Explanation;</u></h3>

All the above are various organelles in a eukaryotic cells each carrying different cellular activity to enhance the functioning of a cell.

Label A; Mitochondria.

<u>Mitochondria</u> is the powerhouse of the cell which converts glucose to energy rich molecules of ATP, through the process of cellular respiration.

Label B; Nucleus.

<u>Nucleus</u> contains the genetic material or DNA, RNA , nucleolus, chromatin fibres and proteins. It contains the chromosomes which control the hereditary characteristics.It also regulates all the activities of the cell.

Label C; Golgi apparatus.

<u>Golgi apparatus;</u> they are also called Golgi bodies. They function in modifying, sorting and packaging of proteins for secretion. They are also involved in the transport of lipids around the cell, and the creation of lysosomes.

Label D; Rough endoplasmic reticulum

<u>The rough endoplasmic reticulum</u> provides surface for protein synthesis. It is also used to transport cellular contents from one cell to another.
The risbosomes attached on the rough endoplasmic reticulum are resposible for the protein synthesis through the process of translation.

7 0

3 years ago

Read 2 more answers

__________ occurs when carbon dioxide and water vapor form an invisible blanket around the globe that allows the sun's light to

padilas [110]

The green house effect occurs when carbon dioxide and water vapor form an invisible blanket around the globe that allows the sun's light to enter, but traps the heat. Green house effect is a process that warms the Earth's surface. When the sun's energy reaches the Earth's atmosphere, some of it is reflected back to the space and the rest is absorbed and re-radiated by greenhouse gases.

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3 years ago

About how many times does the moon orbit Earth in one year

Ivahew [28]

Answer:

The Moon completes a circle around the Earth in approximately 28 days.

6 0

3 years ago

Read 2 more answers