What barriers must a sperm cross in order to fuse with the egg? How does the sperm accomplish this feat? Only one sperm can gain entrance into the secondary oocyte (egg). How is the passage of other sperm into the oocyte (egg) prevented? There are two processes -fast and slow- be sure to describe both.

Q: Sperm must undergo capacitation before they are capable of fertilizing the egg. What is…

A: Fertilization is the process of the combination of the haploid male gamete (Sperm) with the haploid…

Q: Internal genitalia like the vagina, uterus, and ovaries in females, and the testes, epididymis, and…

A: Disorder of sex development (DSD) is a phenomenon that occurs in several organisms in which slight…

Q: During Sexual Reproduction what occurs when a sperm cell enters an egg cell

A: Reproduction is the biological phenomenon by which offspring are produced by individual organisms.…

Q: 1. How is the reproductive system designed to perform its functions? 2. How do the parts (each part)…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Female Fetal Pig Reproductive System Please refer to the image to answer the question I have…

A: The excretory system is a dynamic biological system that removes many unnecessary substances from…

Q: Destabilization of the plasma membrane (not vesiculation) of the spermatozoan occurs during which of…

A: Fertilization is a process in which a male's sperm and female's egg fuse together to form a zygote.…

Q: Part 2: Which step triggers release of enzymes by the head of a sperm cell which help dissolve the…

A: Sure, let's break down each step of fertilization and arrange them in the correct order:Penetration…

Q: Why is a second polar body expelled after fertilisation?   a)   To remove excess cytoplasm   b)…

A: The second polar body is a small, non-functional cell that is produced during oogenesis after the…

Q: State and explain 5 effects of tobacco smoking by a pregnant mother on the foetus development. (400…

A: Since you have posted multiple questions we solve the first question for you. To get the remaining…

Q: An oocyte lives for only 24 hours after ovulation if it is not fertilized. The trip down the uterine…

A: The Fallopian tube serve as the site for fertilization. Fertilization specifically occur in the…

Q: A- BC C- D

A: Reproductive system and urinary system are connected in such a way in these both system use common…

Q: In-vitro fertilization occurs in the laboratory. The resulting embryos remain in a laboratory…

A: Fertilization The egg is viable for 12 to 24 hours after ovulation. Sperm are viable for 12 to 48…

Q: Part 2: The diagram below shows the main components of the female reproductive system. A Figure.2…

A: Introduction  The female reproductive system is a complex network of organs and tissues that work…

Q: Oogenesis is the process of female gamete (ovum or egg) production in animals. Spermatogenesis is…

A: Gametogenesis is the process of production of gametes or the daughter cells as a result of meiosis…

Q: What means to retain the ability to become any cell type—including germ-line cells and gametes—when…

A: Stem cells are the cells that are capable to convert to different cell types. These are present in…

Q: If a sperm is to fertilize an egg, what is the path that sperm travels, starting from the…

A: Sperm and Egg are the two reproductive gametes found in the case of humans. The fusion of egg and…