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

Secondary induction, Secondary Induction The two primary inductive ev...

Secondary Induction The two primary inductive events that we have described so far are significant in the patterning of early embryo. But there are another such signaling eve

How are mineral salts-water and food transported to plant, How are mineral ...

How are mineral salts, water and food (sugar) transported throughout the plant? Mineral salts, Water and sugar are transported throughout the plant through conductive vessels f

Explai total fertility rate and replacement level, Differentiate between To...

Differentiate between Total Fertility Rate (TFR) and Replacement Level (RL) Due to uncontrolled excessive hunting the population of tigers in a forest becomes Zero. Discuss the

What is digital periapical radiography, Q. What is Digital periapical radio...

Q. What is Digital periapical radiography? Digital radiographs can be subjected to image processing with which the images can be altered to achieve task specific image characte

Oxygen - aquatic ecosystem, Oxygen - Aquatic Ecosystem Oxygen is found...

Oxygen - Aquatic Ecosystem Oxygen is found in waters in dissolved form. It enters the aquatic ecosystem through the air water interface and by the photosynthetic activities of

What do you mean by age pyramids, Q. What are age pyramids? Age pyramid...

Q. What are age pyramids? Age pyramids are the graphical representations in form of superposed rectangles each representing the number of individuals included in age ranges int

Voluntary movements of the big toe of the right foot, Which of the followin...

Which of the following is true for a toe corticospinal interneuron that produces action potentials during voluntary movements of the big toe of the right foot? A. Its dendrites

Gastro epiploic artery ge-other arterial conduits, Gastro Epiploic Arte...

Gastro Epiploic Artery (GE) :  Gastro epiploic artery is a less popular arterial conduit now. The midline chest incision is extended to the umbilicus and the right ga

Into which classes is the phylum annelida divided, Q. Into which classes is...

Q. Into which classes is the phylum Annelida divided? The phylum is divided into three classes: hirudineans (e.g., leeches), oligochaetes (for example, earthworms) and polychae

Explain apoptosis, Changes those are associated with programmed cell death,...

Changes those are associated with programmed cell death, containing release of apoptotic bodies, blebbing, and nuclear fragmentation.

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