Choose the correct sentence below. A: Sperm and egg cells are haploid cells B: The sperm is haploid, but the egg is diploid C: Sperm and egg are diploid cells D: The sperm is diploid, but the egg is haploid
Choose the correct sentence below. A: Sperm and egg cells are haploid cells B: The sperm is haploid, but the egg is diploid C: Sperm and egg are diploid cells D: The sperm is diploid, but the egg is haploid
Insect reproduction may be characterized by all of the following EXCEPT: ( ). A: direct sperm transfer B: copulatory organs C: indirect fertilization D: an ovipositor of the female E: sperm storage in the sperm receptacle
Insect reproduction may be characterized by all of the following EXCEPT: ( ). A: direct sperm transfer B: copulatory organs C: indirect fertilization D: an ovipositor of the female E: sperm storage in the sperm receptacle
Erichthonius was born from the sperm Hephaestus laid on the earth.
Erichthonius was born from the sperm Hephaestus laid on the earth.
The function of the testis is to produce sperm and male hormones, the following structure which produces sperm is ( ). A: Tubulus rectus B: Interstitial cell C: Convoluted seminiferous tubule D: Mediastinum testis
The function of the testis is to produce sperm and male hormones, the following structure which produces sperm is ( ). A: Tubulus rectus B: Interstitial cell C: Convoluted seminiferous tubule D: Mediastinum testis
Which of the following is a germ cell? A: cells of the gonads B: intestinal cells C: sperm and eggs D: zygotes
Which of the following is a germ cell? A: cells of the gonads B: intestinal cells C: sperm and eggs D: zygotes
Which of the following is NOT a public consensus A: A woman should have access to abortion or not. B: A female's ovum and a male's sperm are both clearly alive. C: When human personhood starts, the law must protect person. D: A female's ovum and a male's sperm are not yet human persons.
Which of the following is NOT a public consensus A: A woman should have access to abortion or not. B: A female's ovum and a male's sperm are both clearly alive. C: When human personhood starts, the law must protect person. D: A female's ovum and a male's sperm are not yet human persons.
On _____, scientists announced the successful birth of a healthy baby boy, who was conceived from one sperm and different parts of two eggs.
On _____, scientists announced the successful birth of a healthy baby boy, who was conceived from one sperm and different parts of two eggs.
The cell in the testis that engulfs and digests the residual cytoplasm of sperm is A: spermatogonia B: interstitial cells C: Sertoli cells D: primary spermatocyts
The cell in the testis that engulfs and digests the residual cytoplasm of sperm is A: spermatogonia B: interstitial cells C: Sertoli cells D: primary spermatocyts
It’s women’s matter to have a baby , but not men. Anyway, men still have sperm to the end of their lives and they can still have children.
It’s women’s matter to have a baby , but not men. Anyway, men still have sperm to the end of their lives and they can still have children.
In investigation of rape cases, we must collect forensic evidence, which of the following marks is the best sample for the DNA test: A: Sperm marks B: Wiped tissues come from scene C: Victims’ clothes D: Leaves come from scene
In investigation of rape cases, we must collect forensic evidence, which of the following marks is the best sample for the DNA test: A: Sperm marks B: Wiped tissues come from scene C: Victims’ clothes D: Leaves come from scene