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mina [271]
2 years ago
5

Water vapor exits and CO2 enters a leaf through the

Biology
1 answer:
NikAS [45]2 years ago
4 0

It enters through the stoma.

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What do you know about a chemical compound by looking at its chemical formula? the properties of the molecules in the compound h
nalin [4]

Water, which is a chemical compound of hydrogen and oxygen in the ratio two hydrogen atoms for every oxygen atom, contains H2O molecules.

7 0
3 years ago
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What do you mean by germ cell<br><br>​
Svetach [21]

Answer: they are sex cells

Explanation:

  • organisms have two types of cells: somatic(body) cells and germ(sex) cells.
  • Somatic cells are basically all cells <em>except</em> for germ cells.
  • This is a very general summary of the two.

6 0
3 years ago
What is the relationship between the Earth, moon, and Sun during a solar and Lunar eclipse?
Helen [10]

Answer: The relationship between the Earth, moon, and sun during a solar and Lunar eclipse is Lunar eclipses only happen once the Moon is in the opposite direction of the Sun in the sky, a montly occurence, which is known as a full moon.

Explanation: Once the Moon passes between Sun and Earth, the lunar shadow is seen as a solar eclipse on Earth. When this happens, Earth passes directly between the Sun and the Moon, which causes its shadow to create a lunar eclipse.

3 0
3 years ago
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Which of the following can a UAV do?
Maslowich

Answer:

Provide information about geography

Explanation:

<em>UAVs are otherwise known as unmanned aerial vehicles or drones. They are usually remotely controlled and monitored from a screen. They can be flown over a large expanse of land to obtain geographical information such as the topography of an area,  the distance between two points, the height above sea level, and so on.</em>

<u>Except the UAVs are specially designed and equipped with extra features, they cannot be used to obtain information relating to soil nutrients, soil hydration, or information about plant health on a field. </u>

Hence, the correct answer would be option 1,

5 0
3 years ago
Blood contains numerous biconcave cells called ____________ , contained in a featureless matrix called ____________
11Alexandr11 [23.1K]

Answer:   Blood contains numerous biconcave cells called erythrocyte , contained in a featureless matrix called plasma

Explanation:

Blood is a liquid contain in the body of man and animals that transport the necessary nutrients and oxygen to the cell and then takes away metabolic waste from the cell. There are numerous cells in the body which are the Red blood cells and also the red blood cell.

This red blood cell is also called erythrocyte which is the numerous biconcave cells. This white blood cells and erythrocytes are   all in the blood plasma. Both the erythrocytes  (i.e red blood cell) and the white blood cell are all contained in a featureless matrix called the plasma.

This plasma is made up of blood, water, carbon dioxide, dissolved proteins,  and hormones.

6 0
3 years ago
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