40 Questions
What is the result of fertilization in sexual reproduction?
A diploid zygote
In which reproductive strategy do offspring have the same genes as the parent organism?
Asexual reproduction
Which type of hermaphroditism involves an individual changing sex?
Sequential hermaphroditism
What determines the sex of an individual in some species?
Both genetic and environmental factors
Which type of fertilization involves the release of eggs and sperm into water?
External fertilization
What is the term for the development of offspring from unfertilized eggs?
Parthenogenesis
Which group of animals has internal fertilization and a shell to help prevent desiccation?
Reptiles and birds
What is the term for the development of offspring inside the mother's body?
Viviparity
In which type of reproduction do individuals produce offspring with the same genes as the parent organism?
Asexual reproduction
What is the term for the development of offspring from a part of an individual that becomes separated and develops into a new individual?
Budding
What is the primary function of the Sertoli cells in the human male reproductive system?
To aid in meiosis of spermatogonia
Which hormone is responsible for stimulating ovulation and corpus luteum development in the human female reproductive system?
LH
What is the result of the lack of fertilization and implantation in the human female reproductive system?
The production of hormones declines
What is the function of the fallopian tubes in the human female reproductive system?
To transport ova from the ovaries to the uterus
What is the primary cause of male infertility?
All of the above
What is the function of the acrosome in the sperm cell?
To facilitate fertilization
What is the result of the ejaculation process in the human male reproductive system?
The ejection of semen from the penis
What is the function of the corpus luteum in the human female reproductive system?
To produce progesterone
What is the purpose of assisted reproductive technologies in treating infertility?
To facilitate fertilization
What is the result of the decline in hormone production in the human female reproductive system?
The sloughing off of the built-up endometrium
What is the main difference between asexual and sexual reproduction?
Asexual reproduction produces offspring with the same genes as the parent, while sexual reproduction produces offspring with a mix of genes.
What determines the sex of an individual in some species?
Temperature during embryonic development
What is a characteristic of internal fertilization?
Embryos develop in a fluid-filled cavity surrounded by membranes
What is the term for the development of offspring from unfertilized eggs?
Parthenogenesis
What is a characteristic of hermaphroditism?
An individual has both testes and ovaries
What is the term for the development of offspring inside the mother's body, giving birth to live young?
Viviparity
What is a characteristic of external fertilization?
Gametes unite by chance in water
What determines the sex of an individual in mammals?
Genetic makeup, specifically the presence of a Y chromosome
What is a characteristic of reptiles and birds?
They have internal fertilization
What is the result of asexual reproduction?
Offspring with the same genes as the parent
What is the primary function of LH in the human female reproductive system?
Stimulating ovulation and corpus luteum development
What is the result of the absence of testosterone during embryonic development in females?
Development of the clitoris and labial lips
What is the function of the flagellar tail in the sperm cell?
Providing motility for the sperm
What is the result of the fertilization of an egg in the human female reproductive system?
Development of a blastocyst and implantation in the uterus
What is the primary function of the ovarian cycle in the human female reproductive system?
Releasing a secondary oocyte each month
What is the function of the seminal vesicles in the human male reproductive system?
Producing fluids for semen
What is the result of the negative feedback loops in the human male reproductive system?
Regulation of hormone production
What is the function of the corpus luteum in the human female reproductive system after ovulation?
Producing progesterone and estrogen
What is the result of the absence of fertilization and implantation in the human female reproductive system?
Menstruation and sloughing off of the built-up endometrium
What is the function of the urethra in the human male reproductive system?
Transporting sperm and urine
Test your understanding of animal reproduction, including asexual and sexual reproduction, meiosis, fertilization, and various reproductive strategies such as budding and parthenogenesis. Learn about the differences between haploid and diploid organisms and how they produce offspring.
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