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yulyashka [42]
3 years ago
10

During human fertilization, an egg and a sperm cell unite. which structures in these cells carry the genes that will be transfer

red to the offspring? a vacuoles b ribosomes c chromosomes d cell membranes
Biology
1 answer:
ArbitrLikvidat [17]3 years ago
5 0

Answer: C. Chromosomes

When an egg and sperm cell unite, fertilization follows. The chromosomes carry the genes that will be transferred to the offspring. They have threadlike bodies that made up of DNA and protein that carries hereditary information, which is used to help a cell grow and reproduce.

Furthermore, humans have 46 chromosomes and 23 in each sex cell and they are found in the nucleus of a cell.

 

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“blank” investigations are best for demonstrating cause-and-effect relationships. a. descriptive b.comparative c. experimental
FromTheMoon [43]

C. Experimental

Explanation - The cause and effect of a process would be studied in experimental investigations. However, in descriptive studies, relationship between the factors are not studies rather the detail of the process is studied. In comparative investigation, several factors are compared and its effects are analyzed.

In experimental investigations, experiments are carried out based on the hypothesis and then it is validated accordingly. Validation is a must to prove and disprove the hypothesis. Therefore, experimental data and hypothesis are related.

8 0
3 years ago
Explain the Three position of Meristematic tissues​
son4ous [18]
<h2>Answer:</h2>

There are three types of meristems on the basis of position, i.e

  1. Apical meristem.
  2. Lateral meristem.
  3. Intercalary meristem.
<h2>Explanation:</h2>

A meristem is the tissue present in  most plants containing undifferentiated cells, found in zones of the plant where growth can take place. Generally differentiated cells(the cells other than meristems) do not divide and produce of a different type of cells.

Meristems are classified on the basis of their location in the plant:

  1. Apical meristem - these are the meristems located at root and shoot tips of the plant.
  2. Lateral meristem - these are the meristems located in the vascular and cork cambia in plants.
  3. Intercalary meristems - these are the meristems located at internodes, or stem regions between the places at which leaves attach, and leaf bases.

Result: There are 3 types of meristems.

8 0
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Why is it important that cells contain catalase?
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