Explain about human sperm, Biology

Assignment Help:

Which one of the following statements about human sperm is correct?

1. Acrosome has a conical pointed structure used for piercing and penetrating the egg, resulting in fertilisation

2. The sperm lysins in the acrosome dissolve the egg envelope facilitating fertilisation

3. Acrosome serves as a sensory structure leading the sperm towards  the ovum

4. Acrosome serves no particular function.

 

The sperm lysins in the acrosome dissolve the egg envelope facilitating fertilisation

 


Related Discussions:- Explain about human sperm

Explain a home-made wormery, A home-made wormery A wooden box 30 cm by ...

A home-made wormery A wooden box 30 cm by 30 cm by 15 cm fitted with a glass front is beneficial for studying the habits of earth-worms. Fill the box nearly to the top with

Why the depicted food web is not complete, The depicted food web is not com...

The depicted food web is not complete, mainly because:  a. The number of producers is less than the number of consumers. b. There are no decomposers. c. Only secondary co

Define other sex determination systems, Besides the XY system are there oth...

Besides the XY system are there other sex determination systems? A few animals have a sex determination system different from the XY system such as the X0 system is the sex det

Amoebas, two types of amoebas waste and how they get rid of them

two types of amoebas waste and how they get rid of them

Explain simple staining technique, Explain Simple Staining Technique? H...

Explain Simple Staining Technique? Here single staining agent is used to determine the size, shape and arrangement of bacterial cells. It is simple and easy to perform. Dried s

Effects of cardiac output and hormones, Excluding the effects of cardiac ou...

Excluding the effects of cardiac output and hormones, describe the other factors that may affect blood pressure and blood flow in a middle-aged man who is exercising in an aerobics

Periapical radiography - criteria for endosteal implants, Q. Periapical rad...

Q. Periapical radiography - criteria for endosteal implants? Periapical radiographs are images of a limited region of the mandibular or maxillary alveolus.  Periapical radiogra

Combined use of diuretics, Combination of diuretics may be indicated in pat...

Combination of diuretics may be indicated in patients previously resistant to furosemide alone. Profound diuresis and clinical improvement may occur after the addition of metolazon

Define interferons - humoral mechanisms, Define Interferons - Humoral Mecha...

Define Interferons - Humoral Mechanisms Interferons are soluble proteins secreted naturally when cells become infected by foreign bodies. Infected lymphocytes release interfero

What is coronary disease, What is coronary disease? Coronary disease, o...

What is coronary disease? Coronary disease, or coronary insufficiency, is a disease in which there is total or partial obstruction of one or more of the arteries that irrigate

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd