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

What is the natural habitat of e.coli, What is the natural habitat of E.col...

What is the natural habitat of E.coli? The E.coli was first recognized in the colon region of large intestine and so it was given the name "coli" (found in colon) they are coli

Ecology, (i) On Figure, draw a ring around the number which indicates the e...

(i) On Figure, draw a ring around the number which indicates the energy entering the system via photosynthesis. (ii) The total energy available to the plants in the ecosystem

Define the iodine test - carbohydrates, Define the Iodine Test - Carbohydra...

Define the Iodine Test - Carbohydrates? This test is given by polysaccharides and is not given by monosaccharides or disaccharides. Principle Iodine forms a coloured ad

What are some examples of biological activities, What are some examples of ...

What are some examples of biological activities in which osmosis plays an important role? Hemolysis (destruction of red blood cells) by entrance of water, the hydric regulation

Explain in brief about polymers, Explain in brief about Polymers In com...

Explain in brief about Polymers In comparison to metals and ceramics, polymers are weak and flexible. These are not popular as dental implant materials. Examples of polymeric m

Lipid profile, Abnormalities in the lipid profile are found in patients wit...

Abnormalities in the lipid profile are found in patients with diabetes mellitus. The lipid abnormalities increase the risk of heart disease in diabetics and hence should be regular

Define mobilization of bone calcium and phosphorous, Define Mobilization of...

Define Mobilization of bone calcium and phosphorous? It is now firmly established that vitamin D 3 is metabloized first in the liver to 25-hydroxyvitamin D (25 OH- D) (calcicl

Deficiency diseases-iron deficiency, Iron deficiency Iron plays an ess...

Iron deficiency Iron plays an essential role in oxygen transport in the body as a constituent of haemoglobin where nearly 60% of the body iron is found. Apart from oxygen tran

Describe transport proteins in plasma, Explain Transport proteins in plasma...

Explain Transport proteins in plasma Transport proteins, embedded in lipid membranes, facilitate the import of nutrients into cells or the release of toxic products into the

Handling animals in lab, Handling : The desire for survival is same whethe...

Handling : The desire for survival is same whether in animals or human beings. You may be aware of the ability of even tiny animals to scratch and bite. So we won't say any more o

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