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slava [35]
3 years ago
12

What causes lunar and solar eclipses?​

Biology
2 answers:
katen-ka-za [31]3 years ago
7 0

Answer: When the Moon passes between the Sun and Earth, it creates a lunar shadow that can be seen on Earth, which is a solar eclipse. When the Earth passes by the Moon and Sun, the shadow makes a lunar eclipse.

Misha Larkins [42]3 years ago
6 0

Answer:

When Earth passes directly between the sun and the moon, a lunar eclipse takes place. During a solar eclipse, the moon casts two shadows. One is called the umbra; the other is called the penumbra. An eclipse takes place when Earth or the moon passes through a shadow.

Explanation:

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An action potential triggers the release of synaptic vesicles into the synaptic cleft by _____ channels, allowing _____ ions to
noname [10]

Answer:

1. opening Voltage gated channels

2. Calcium

Explanation:

The signals are transmitted in the neurons in the form of electrical signals and which are transformed into the chemical signals at the synaptic cleft.

The electrical signal is transformed into a chemical signal when the electrical impulse reaches the terminal of the axon and opens the calcium voltage channels. The calcium which is present in a higher amount than inside enter into the terminal and allows fusion of the synaptic vesicle carrying neurotransmitter and the neurotransmitter is released into the synapse.

The neurotransmitter then binds the receptors and initiates the electrical impulse in the postsynaptic neuron.

Thus, opening Voltage gated channels and Calcium is the correct answer.

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3 years ago
Rama de la biología que estudia la estructura de los organismos
MAVERICK [17]

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Explanation:

5 0
2 years ago
Who used xrays to take pictures of DNA
bazaltina [42]
Answer: Rosalind Franklin
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May I please have brainliest?
5 0
3 years ago
What was the cause of the increase in the numbers of black moths in England in the 1800s
dezoksy [38]

"Like many moths in forests, the peppered moth tends to rest (or "perch") on tree trunks during the day. They do most of their flying at night. So it would probably be a good thing if the moths look similar to the trees that they perch on, right? Then they can be camouflaged from birds that want to eat them.


Before the Industrial Revolution, the light peppered moth was common, while the dark form was very rare. The light moths blended in with the light-colored trees. However, the Industrial Revolution changed the tree colors.


Dark form of the peppered moth

After the pollution from the Industrial Revolution started affecting trees, most of the collected peppered moths were of the dark form. Click for more detail.

As the trees darkened with soot, the light-colored moths were easier to see. They were eaten by birds more and more, while the rare dark colored moths blended in better on the darker trees. This made the dark colored moths have a higher survival rate. They lived longer and passed their dark colored genes onto their offspring or young. " got this from https://askabiologist.asu.edu/peppered-moth use that link if you need more of a explanation

5 0
3 years ago
Read 2 more answers
Which best describes the population at point B
Oksi-84 [34.3K]

Answer: D is the right answer

6 0
3 years ago
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