Sexual Reproduction and Embryonic Development Quiz
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what is an embryo?
A. It is the fertilized egg that is the early stages of the fetus.
B. It is a stage of development after the fetus.
C. It is a type of cell that forms in the brain.
D. It is the stage of life after birth.
What is the significance of embryonic development?
A. It is the process where a fertilized egg grows and differentiates into a fetus, crucial for organ and body system formation.
B. It is the stage where the fetus is born and begins to grow outside the womb.
C. It refers to the period after birth when the body systems start to function independently.
D. It is the process of fertilization where the sperm meets the egg.
What are the key male reproductive organs?
A. Ovaries and uterus
B. Testes and penis
C. Prostate and bladder
D. Epididymis and vas deferens
how many chromosomes are in diploid cells?
A. 44
B. 46
C. 48
D. 50
Diploid
A. 1 set of chromosomes (n = 23 chromosomes)
B. 2 sets of chromosomes (2n = 46 chromosomes)
C. 3 sets of chromosomes (3n = 69 chromosomes)
D. 4 sets of chromosomes (4n = 92 chromosomes)
sexual reproduction
A. A reproductive process that involves two parents that combine their genetic material to produce a new organism, that is different from both parents
B. A method of reproduction that involves only one parent and results in genetically identical offspring
C. A process where organisms reproduce by splitting into two identical parts
D. A type of reproduction that occurs only in plants and involves pollination
Why is understanding embryonic development important?
A. It is crucial for grasping how new life develops.
B. It helps in understanding adult diseases.
C. It is only relevant for medical professionals.
D. It has no impact on biological research.
What is the first stage of embryonic development after fertilization?
A. Zygote
B. Blastocyst
C. Morula
D. Gastrula
What is the function of the uterus in females?
A. It is where the embryo develops.
B. It produces eggs for fertilization.
C. It regulates menstrual cycles.
D. It supports the bladder.
Does meiosis make zygotes?
A. Yes, it directly produces zygotes.
B. No, instead, it produces haploid gametes (sperm and egg cells) that, when fused during fertilization, form a diploid zygote.
C. Meiosis produces diploid cells that develop into zygotes.
D. Meiosis creates zygotes through a series of cell divisions.
What is a fetus?
A. The developing human organism from 9 weeks after conception to birth
B. A stage of human development before conception
C. A term used for a newborn baby
D. A type of cell in the human body
What is the function of the testes in males?
A. They produce sperm.
B. They produce eggs.
C. They regulate body temperature.
D. They secrete hormones that control mood.
What is the function of the ovaries in females?
A. They produce eggs.
B. They produce hormones only.
C. They store sperm.
D. They facilitate childbirth.
What are the key female reproductive organs?
A. Ovaries and uterus
B. Testes and prostate
C. Fallopian tubes and cervix
D. Vagina and vulva
What develops during the early stages of embryonic development?
A. Tissues and cells.
B. Organs and body systems.
C. Hair and nails.
D. Muscles and bones.