If you add a chemical to an egg cell that prevents the fast and slow blocks from occurring but does not prevent the receptor proteins from interacting with sperm recognition proteins, which of the following will happen Group of answer choices A. All sperm would be able to enter the egg b. No sperm would be able to enter the egg c. Polyspermy by the same species would be possible but sperm of different species would be blocked d. Only sperm from different species would be able to enter the egg

Q: In males, leydig cells make LH while sertoli cells make sperm false true

A: Testis is the primary reproductive organ in males and is responsible for the production of male…

Q: Male sea urchins release sperm at the optimal concentration for fertilization a. true b.false

A: Sea urchins are spiny globular echinoderms that are found in all oceans and depth zones.

Q: The number of chromosomes present in eurkaryotic cells a. is consistent during the life cycle b. is…

A: Eukaryotic cells consist of a nucleus and other organelles. Eukaryotic cells surrounded by the…

Q: The Life Cycle of the Horse Embryo Process 2 Zygote Process Gametes Process 3 Reproductive organs…

A: The life cycle of a horse, like many other sexually reproducing organisms, involves a series of…

Q: Observations of the developing chick embryo reveal that skeletal muscles develop from the…

A: The neural crest is often termed the fourth germ layer. It develops from the neural tube from the…

Q: The formation of three germ layers is called Select one: a. gastrulation b. pluripotency c.…

A: A zygote is the fertilized egg that is formed by the fusion of the egg and the sperm via the process…

Q: The change of successful fertilization is approximately 18% in every cycle. Why does this statistic…

A: c. Vagina is very acidic, killing many sperms. this statement seems to be false.

Q: Structures ___A___ and ___B___ have similar roles in the male and female reproductive systems as…

A: The reproductive system of a living being is additionally known as the genital system which is the…

Q: Which of the following correctly identifies the stages in embryonic development between weeks 2 and…

A: Fertilization is a process in which haploid male gamete (sperm) fuses with the haploid female gamete…

Q: how this pill when taken by a male will work to prevent pregnancy.

A: Contraception refers to the various methods that are utilized to avoid pregnancy. These methods are…

Q: A21) The type of reproduction that produces offspring that are genetically different from either…

A: Reproduction is the process of producing offspring. It can be either sexual or asexual. Reproduction…

Q: How would mutations that completely ablate the function of the androgen receptor impact the…

A: Introduction  Humans have 23 pairs of chromosomes; 22 pairs are called as Autosome while 23rd pair…

Q: In sea urchin, which step of egg and sperm recognition is mediated by sperm-activating peptides?…

A: Cell division is a process of a parent cell replicating it chromosomal content and dividing itself…

Q: Which cell contributes the necessary nutrition to the growing zygote? a a polar body b the egg…

A: Introduction: A zygote is a eukaryotic cell created when two gametes fertilise each other. The…

Q: How do you expect Kartagener syndrome leads to infertility?   A. The lack of a plasma membrane means…

A: Primary ciliary dyskinesia(PCD) is a rare autosomal Recessive genetic disorder. PCD is a genetically…

Q: Which of the following scenarios does NOT describe an event that leads to the conceptions of twins?…

A: While twin pregnancies can occur by some coincidence, there are a few factors that may expand your…

Q: the barrier seperates the spermatocytes dividing by meiosis from exposing their unique antigens to…

A: The barrier that separates the spermatocytes dividing by meiosis from exposing their unique antigens…

Q: A33) Low levels of estrogen and progesterone will __________________ovulation. Group of answer…

A: The release of an egg from the ovaries is called as ovulation. It takes place when the rupture of…

Q: Please explain the effect/role of testosterone, in livestock, in the following statements 1. Causes…

A: Step 1:  Sure, let's go through each statement and explain the role/effect of testosterone in…

Q: What is the role of the SRY gene on the Y chromosome? a. Production of Mullerian hormone proteins b.…

A:

Q: Which of the following statements correctly identifies the differences between spermicidal jelly and…

A: Spermatid jelly and condom both are over the counter birth-control measures that prevent sperm from…

Q: Hormones are often used to control the development and metabolism of agriculturally important…

A: Hormones are a kind of chemical composition that regulates the growth and other metabolic processes…

Q: For numbers 9-10, refer to the choices below. A. To allow corpus luteum to disintegrate leading to…

A: Introduction : The menstrual cycle is the female reproductive cycle in which the uterine lining…

Q: hich of the following statements is true?   a. No sperm cells have Y chromosomes.   b. All sperm…

A: Sperm is that the male germ cell, or gamete, in anisogamic varieties of reproduction (forms within…

Q: Egg and sperm cells are...   A. Gametes   B. Diploid   C. Somatic cells   D. Zygotes

A: Sperm & egg go through fusion to a zygote. The zygote then will go through formative stages…

Q: The graph describes the change in egg membrane potential associated with fertilization in the sea…

A: Reproduction is the process of producing a new generation of organisms from the existing ones. It…

Q: What are some benefits that come with sexual reproduction? Please select all correct answers. a.…

A: Reproduction is a biological process possessed by living organisms to promote their number in nature…

Q: Birth control pills are oral contraceptives taken by women to prevent pregnancies. The most…

A: Progesterone maintains the corpus luteum as corpus luteum releases a large amount of progesterone…