Which of the following is true concerning the formation of an acrosomal process in mice?Multiple choice question.An acrosomal process is not formed, and the entire sperm head burrows through the protective coat. The sperm nucleus passes directly into the egg.An acrosomal process is formed and extends through the protective coat to the egg's plasma allowing the sperm nucleus to pass into the egg.
Question
Which of the following is true concerning the formation of an acrosomal process in mice?Multiple choice question.An acrosomal process is not formed, and the entire sperm head burrows through the protective coat. The sperm nucleus passes directly into the egg.An acrosomal process is formed and extends through the protective coat to the egg's plasma allowing the sperm nucleus to pass into the egg.
Solution
The correct answer is: An acrosomal process is formed and extends through the protective coat to the egg's plasma allowing the sperm nucleus to pass into the egg.
Here's why:
The acrosomal process is a crucial part of the fertilization process in many animals, including mice. The acrosome is a cap-like structure over the anterior half of the sperm's head. During fertilization, the acrosome undergoes a reaction and releases enzymes that help the sperm penetrate the outer layers of the egg.
The acrosomal process is an extension that forms from the acrosome and penetrates the egg's protective coat, the zona pellucida. This allows the sperm to deliver its nucleus into the egg's cytoplasm, where it can combine with the egg's nucleus to form a zygote.
So, the statement "An acrosomal process is formed and extends through the protective coat to the egg's plasma allowing the sperm nucleus to pass into the egg" is true concerning the formation of an acrosomal process in mice.
Similar Questions
Which of the following best describes how the sperm nucleus enters the egg in sea urchins?Multiple choice question.The acrosomal process extends through the egg's vitelline envelope to the egg's plasma membrane to allow the sperm nucleus to pass through to the egg.The sperm head burrows through the zona pellucida to the egg, and the sperm nucleus passes directly into the egg cytoplasm.
What of the following is true concerning fertilization in mammals?Multiple choice question.The nuclear membrane surrounding the haploid nuclei breaks down and a new membrane forms around each haploid nucleus forming two new haploid nuclei.The nuclear membrane surrounding each haploid nucleus breaks down and a new membrane forms around the two haploid nuclei.The haploid nuclei of the sperm and egg fuse to form a diploid nucleus.
What can be inferred about the process of foetus formation?a. The development of embryo into foetus requires the attachment of embryo to the wall of theuterus.b. The development of embryo into foetus starts with the zygote anchoring itself to the walls ofthe oviduct.c. The development of embryo into foetus does not involve fusion of gametes.d. The development of embryo into foetus begins with the process of ovulation where a zygoteis released from the ovary
Which of the following processes does NOT occur during mitosis? A) DNA duplication B) DNA condensation C) Separation of sister chromatids D) Removal of centromeric cohesins E) Fragmentation of the nuclear envelope
What statement describes a process that occurs during mitosis?Multiple choice question.The cell carries out basic functions and replicates its DNA.Organelles and chromatin are replicated, but the nuclear envelope does not break down.The cell replicates proteins but then waits for a signal to proceed to the S phase.Duplicated chromosomes line up and are pulled to opposite poles of the cell.
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.