Homework #14: Saving the Mountain Lion Day 8-10

Front

What is a zygote?

Back

A zygote is the fertilized egg formed when a sperm cell fertilizes an egg cell, marking the beginning of a new organism's development.

Front

What is the role of the placenta in human reproduction?

Back

The placenta provides for the exchange of oxygen and carbon dioxide between the mother and fetus, as well as nutrients and waste removal.

Front

What are gametes?

Back

Gametes are reproductive cells (sperm in males and eggs in females) that combine during fertilization to form a zygote.

Front

What is the function of the umbilical cord?

Back

The umbilical cord connects the fetus to the placenta, allowing for the transport of nutrients and oxygen to the fetus and waste removal.

Front

What is fertilization?

Back

Fertilization is the process by which a sperm cell and an egg cell combine to form a zygote.

Front

What is the significance of mitotic division in development?

Back

Mitotic division is crucial for growth and development, as it allows a single zygote to divide and form multiple cells that will differentiate into various tissues.

Front

What are secondary sex characteristics?

Back

Secondary sex characteristics are features that develop during puberty, such as breast development in females and facial hair in males, influenced by hormones.

Front

What is the function of the reproductive system?

Back

The reproductive system's primary function is to produce gametes, facilitate fertilization, and support the development of offspring.

Front

What is the role of hormones in reproduction?

Back

Hormones regulate various processes in reproduction, including the menstrual cycle, sperm production, and the development of secondary sex characteristics.

Front

What is the difference between internal and external fertilization?

Back

Internal fertilization occurs inside the female's body (e.g., humans), while external fertilization occurs outside (e.g., many fish and amphibians).