Fertilization
What are male gametes called?
What are female gametes called?
sperm
eggs
Bioluminescence is a form of communication using ___.
What provides nutrients to offspring developing in an egg?
yolk
An animal is born with this.
innate behavior
What are the male organs that produce gametes?
What are the female organs that produce gametes?
testes
ovaries
Why might animals communicate aggression?
to claim food resources, to establish territory, to maintain dominance
uterus
The panting of a dog is considered ___.
a reflex
zygote
Describe pecking order.
The strongest chicken will peck other chickens to gain access to food or nesting material. The second strongest will do the same to all the other chickens except the most dominate one. This continues on down the line with all the other chickens dominating the weakest chicken.
What provides nutrients to offspring developing in a uterus?
placenta
Migration is which type(s) of behavior?
instinct, innate behavior, seasonal movement
Internal fertilization occurs when gametes unite ___.
inside the female's body
Is an animal fight over territory most often and fight to the death?
No
A chicken that lays eggs would have which type of development?
external development
Hunting ability in lions is primarily which kind of behavior?
learned behavior
Why must external fertilization occur in water?
Because the sperm need to swim to the eggs
What is the behavior that an animal uses to attract a mate?
courtship
Which stage is a resting stage of metamorphosis?
pupa
What are instincts?
complex innate behaviors that occur over a large period of time and are not learned
Gametes are ___.
(haploid/diploid)
haploid
How does a male silkworm moth know how to find a female moth without seeing or hearing her?
He is attracted to the pheromones released by the female moth.
Insect exoskeletons are non-living and cannot grow larger. (True/False)
True
What is the difference between a reflex and an instinct?
Internal fertilization occurs in which two types of births?
Animals that lay shelled eggs and animals that give birth to live young
What are insects in the immature stages of incomplete metamorphosis are called?
nymphs
instinct
A chicken that lays eggs would have which type of fertilization?
internal fertilization
frog, toad, amphibian
What is imprinting?