Flashcard #1
Name the definition of Sexual Reproduction.
The genetic material from two different cells produce an offspring.
What is Mitosis?
Cellular Division.
Eggs laid by birds often have a____
Harder Covering.
Mouse Gestation Period?
21 days.
Phase one of Metamorphosis is?
Egg.
Name the definition of Fertilization.
The joining of an egg cell with a sperm cell
A developing embryo needs what two things?
Nourishment and Protection.
Eggs laid underwater often have a__
Jelly like covering.
Human Gestation Period?
266 days.
Phase two is?
Larva: pre-adult phase where newly hatched animal grows and develops.
What are the benefits of Internal Fertilization?
Ensures that an embryo is protected and nourished. Increases the chance that it will survive, grow up, and reproduce.
Stem cells are used to make?
Blood + Muscle+ Skin cells.
Eggs laid by reptiles often have a____
Tough, Leathery covering.
What is the definition of Gestation Period?
The length of time between the fertilization of an egg cell and birth of an animal.
Phase 3 is?
Pupa: Inactive phase where larva transforms into adult.
What is a Zygote?
The new cell that is formed after an egg cell is fertilized.
After fertilization, the zygote begins to develop into a___
Embryo.
What provides nourishment for an Embryo being Externally Developed?
The Yolk.
Elephant Gestation Period?
600 days.
Phase 4 is?
Adult?
If animals don't reproduce asexually they reproduce____
Asexually.
______ cells are created from one ____ cell.
Two daughter, One parent.
What provides an Internally Developed Embryo nourishment?
Organs and Tissues.
Kangaroo Gestation Period?
35 days.
What is the Definition of Metamorphosis?
A developmental process where the form of the body changes as an animal goes from an egg to an adult.