BIOLOGY MIDDLE SCHOOL

Which is the significance of the apical meristem?

Answers

Answer 1
Answer:

Answer:

The Apical meristem helps in the elongation of  the plant part where it is present.

Explanation:

  • Meristems or meristematic tissues are simple tissue composed of a group of similar actively dividing cells that can form new cells.
  • Meristems are found in the growing parts of the plant like tips of the root, shoot and branches.
  • The main function of meristematic tissue is to help in plant growth.
  • The cells of meristems are thin walled with a large centrally located nucleus.
  • The cytoplasm of these cells are dense with no vacuoles.

Depending on the position, meristems are of three types-

  • Apical meristem - It is present at the tip of the roots,stem and their branches. It produces growth in length of part where present.
  • Intercalary meristem- This meristem is located at the base of the internode. It helps in the elongation of the internodal region.
  • Lateral meristem- This is also known as cambuium, It occurs below the bark and in the vascular bundle of dicot stem and root. This meristem takes part in increasing the girth or width of he plant. This is also known as secondary growth.
Answer 2
Answer:

Answer:

B) It enables photosynthesis by facilitating primary growth of the plant.


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HIGH SCHOOL

What elements make up molecules of sugar?

Answers

Exploratorium. The white stuff we know as sugar is sucrose, a molecule composed of 12 atoms of carbon, 22 atoms of hydrogen, and 11 atoms ofoxygen (C12H22O11). Like allcompounds made from these three elements, sugar is a carbohydrate.
It's literally a BUNCH of carbon stuck together, with hydrogen and oxygen. The chemical formula is C12H22O11.
HIGH SCHOOL

Which is the role of the gallbladder

Answers

The gallbladder's main function is to store digestive enzymes produced by the liver.

The role of the gallbladder is to store the liquid produced by the liver.

MIDDLE SCHOOL

This system relates to the structure and support of an organism. It is made of salts and proteins and found in vertebrate animals.

Answers

Answer: Skeletal System

Explanation:

The skeletal system of the body helps the body in their movement and support. The skeletal system of the body is made of salts and proteins.

The skeletal system is the basic structure which provides the body its structure. The main function of this system is to help in movement of the body like bending, walking, sitting, et cetera.

The main constituents of bone is salts of calcium and phosphate. This makes the bones so strong that it can handle weight of the whole body.

The skeletal system relates to the structure & support of organisms; made of salts and proteins which are found in vertebrate animals and also protects internal organs
HIGH SCHOOL

During which phase of the cell cycle is the cytoplasm and its contents divided to form two new daughter cells? A. cytokinesis
B. metaphase
C. interphase
D. mitosis

Answers

I think the correct answer from the choices listed above is option A. It is during the cytokinesis phase of the cell cycle that the cytoplasm and its contents divided to form two new daughter cells. Hope this answers the question. have a nice day.
The correct response would be A. Cytokinesis.
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