Reproduction
Define the term Animal courtship
When a male animal goes through a set of rituals to attract a female in to mate and reproduce.
Define the term adaptation.
Process when a group of plants or animals become better suited for it's envirnment.
Define the term sensory receptor.
Nerve ending that sends signals to the central nervous system when it is stimulated.
Define the term allele.
Variation of specific gene.
Define the term pollinator
When an animal transfers pollen from one plant to another
Define the term environmental factor.
Any element in an ecosystem that effects organisms(abiotic or biotic.
Define the term mechanical input.
Physical signals caused by movement, touch, ect.
Define the term offspring.
Young produced by parents.
What are some ways plants increase their chances of reproduction?
Seed dispersal, having bright petals, nectar, and sent
Define the term genetic factor.
Inherited traits passed from one generation to the next.
Define the term chemical input.
Signals triggered by molecules in the environment (smell).
Define the term punnet square.
A chart used to demonstrate possible variations of a certain trait.
What is one example of animal courtship behavior?
Example: Peacocks show off there brightly colored feathers to attract a female peacock.
Example: Some birds sing to attract females.
What is one environmental factor and how can it affect an organism's growth?
Light: If plants don't have sunlight they can't complete photosynthesis.
Space: If a plant or animal doesn't have enough space to grow it won't grow to full size
Define the term electromagnetic input.
Signals resulting from electromagnetic energy (sight).
What is the difference between offspring of sexual and asexual reproduction.
Sexual reproduction is when two parents combine their genes and asexual reproduction only involves one parent.
What animal would dance to attract a female (animal courtship)?
Birds
Which is an environmental factor and which is a genetic factor:
Water and fruit shape
Water: Environmental factor
Fruit shape: Genetic
Which is mechanical, chemical, or electromagnetic input:
An eye
Someone running
Someone smelling something
An eye: Electromagnetic input
Someone running: Mechanical input
Someone smelling something: Chemical input
Write a genotype for a homozygous dominant, homozygous recessive, and a heterozygous trait (E/dominate, e/recessive).
Homozygous dominant: EE
Homozygous recessive: ee
Heterozygous: Ee