Animal Reproduction: Sexual and Asexual Modes

Play an AI-generated podcast conversation about this lesson

What is the primary difference between sexual and asexual reproduction in animals?

The number of offspring produced

The age of the parent organism

The involvement of gametes in the process (correct)

The complexity of the reproductive organs

Which of the following asexual reproduction modes results in a colony of individuals attached to a parent?

Fission

Fragmentation

Budding (correct)

Parthenogenesis

What is the term for the separation of an organism to form individuals of approximately the same size?

Regeneration

Fragmentation

Budding

Fission (correct)

Which group of animals exhibits parthenogenesis?

Insects and reptiles Signup and view all the answers

What is the process of fragmentation and regeneration in asexual reproduction?

An organism breaks into different parts, which later regenerate to form new individuals Signup and view all the answers

What is the result of the fusion of a male gamete and a female gamete in sexual reproduction?

A zygote Signup and view all the answers

What is one of the advantages of genetic recombination resulting from sexual reproduction?

An increase in variation in offspring Signup and view all the answers

What is hermaphroditism?

Each individual has both male and female reproductive systems Signup and view all the answers

What type of fertilization occurs in fishes, sea urchins, and other similar organisms?

External fertilization Signup and view all the answers

What is the term for the release of mature eggs at the midpoint of a female cycle?

Ovulation Signup and view all the answers

What is a result of genetic recombination in a population?

The shuffling of genes and the elimination of harmful genes Signup and view all the answers

What is an example of sex reversal?

A coral reef fish that changes from female to male Signup and view all the answers

What type of fertilization occurs when sperm are deposited in or near the female reproductive tract?

Internal fertilization Signup and view all the answers

What is the process called when the endometrium is shed if an embryo does not implant?

Menstruation Signup and view all the answers

What is the term for the production of gametes by meiosis?

Gametogenesis Signup and view all the answers

What is the term for the fusion of similar gametes?

Isogamy Signup and view all the answers

What is the term for the production of mature sperm?

Spermatogenesis Signup and view all the answers

What is the main difference between eggs and sperm?

Eggs contain stored nutrients and are much larger than sperm Signup and view all the answers