Major changes in the body form during the life cycle of an animal
a kind of growth in which an organism gets larger but doesn't go through other changes
all the stages a living thing goes through
process by which plants use the sun's energy to convert water and carbon dioxide into sugars
The basic unit of heredity
The process by which traits are passed from parents to offspring
a characteristic that makes one organism different from another
The gene sets are transferred from who to whom during reproduction?
From the parents to the offspring
Sperm cell is from the
egg cell is from the
Some traits, such as eye color are affected only by______________
Most traits develop through a combination of what?
heredity and nurture
Name characteristics affected by genes
height, eye color, skin color
You can change some characteristics by the way you live. You cant change your eye color, but what you EAT and how you take care of your SELF can influence you height. Eating healthful food and getting proper EXERCISE enable your boy to grow.
Most living things get energy to live from
Plants use sugars for what?
The sugars in plants provide the energy the plants need for _______________and good health.
FLowering plants grow from
A seed grows when an egg is
Each seed holds a tiny plant called an
When the soil is warm and there is enough moisture, the plant will
germinate or begin to grow
When the seed germinates, it swells and cracks open. TIny roots begin to grow down into the________________.
Inside the seed, the embryo is surrounded by ___________.
A new plant
Stage after seedling stage. The plant grows and develops what?
Flowering stage ------ develops flowers!
Flowers produce_______, the male sex cells of the plant.
Birds and insects moving from flower to flower bringing pollen to the female eggs inside the flowers
Ferns and mosses reproduce by
Life cycle of plants from spores, first step
first FERTILIZED develop into small plants
(Life cycle of plants from spores) Small plants become adult plants, these release
(Life cycle of plants from spores) The spores are released into the
MOIST environment. They develop into new plants
(Life cycle of plants from spores) Final stage, tiny plants develop sperm and ___________
EGGS. The sperm are released and swim to the eggs. The cycle starts over.
Plants growing from other parts of parent plants
Plants that grow from a storage stem
Almost all animals come from fertilized
Mammels, such as kittens and humans, begin their life inside of their
Marsupials are mammals that don't develop inside the mothers bodies and need to stay in the mothers
Birds lay eggs, birds hatch, need to be fed and kept warm
Reptiles lay eggs, hatch, are now on their own
Amphibians and fish lay eggs in water, hatch, look like parents, survive on their own