Question

differentiate between primary and secondary sex characteristics

Answer 1

Primary and secondary sexual characteristics

Explanation:

The main differences between the primary and secondary sexual characteristics are as follows.  

Primary sexual characteristics:

1. Reproductive organs.
2. Starts to develop during the foetal development of an organism
3. Direct physical relationship with the reproductive system
4. Example: Genitals, breasts  

Secondary sexual characteristics:

1. Other changes in appearance, attitude, etc.
2. Starts to develop only around puberty.
3. Not necessarily a physical contact with the reproductive system
4. Example: Male being physically bigger in size than female, body hair

Answer 2

Primary and secondary sex organs are all meant to assist in reproduction but the primary organs directly help in it whereas the secondary organs help in attracting the mate towards the living organism.  

Explanation:

• In humans, there are present two types of reproductive organs – the primary and the secondary.
• The primary sex organs are those that are directly associated with the act of reproduction.
• For males, it is the testis and for females, it is the ovary. The sex organs other than these primary ones are called secondary organs.
• However, there are two types of secondary sex organs – the external sex organs and the internal sex organs. The internal as the name suggests is present inside the body whereas the external organs are present outside the body.  

Learn more about sex characteristics:

What are secondary sex characteristics? Give an example.​

https://brainly.in/question/12379153

What are the primary sexual characteristics of human?

https://brainly.in/question/1489734