easy
process that involves only one parent and produces offspring
reproduction process that involves two parents that combine their genetic material to produce a new organism
asexual reproduction
sexual reproduction
a chemical released
pheromone
when an ebryo sprouts
germination
a fertilized egg produced by the joining of a sperm and an egg
zygote
effects growth and development
hormone
A sequence of DNA
a specific characteristic
gene
trait
the regular seasonal journey
migration
a process in which an egg cell and a sperm cell join to form a new cell
fertilization
female cones that holds the egg
a period of time when an organisms growth or activity stops
dormancy
behavior patterns related to how animals mate
major body change
mating system
metamorphosis
the way an organism reacts
behavior
the ripened ovary
fruit
the trait that will show up in the offspring
dominant
a plants response to seasonal changes in its length of night and day
photoperiodism
when eggs are fertilized inside a females body
internal fertilization
the process by which an offspring receives genes from its parents
inheritance
a different form of a gene
allele
a plants growth response toward or away from a stimulus
tropism
condition in an organisms environment
stimuli
when eggs are fertilized outside a females body
external fertilization
a response to a stimulus that is inborn
instinct
the transfer of pollen
pollination
a hormone that controls
auxin
reproductive structures of gymnosperms
cones