Tropism

Tropism is reaction to stimulus by plants or lower animals to a stimulus(such as water or light) that can be achieved movement or a change in structure. This succulent plant's branches are all growing towards the direction of the sun. This response to light is called phototropism. This picture was taken in my backyard.

Endosperm

An endosperm is a specialized tissue in plants that has three sets of chromosomes and whose function is to nourish the growing seed. The kernels on the corn are embryos surrounded by endosperm. This corn cob was found in my house.

Dicot Plant with Flower and Leaf

Dicot plants are a group of flowering plants that when they germinate they have two seed leaves and their flowers parts are in sets of multiples of four or five.Also, the veins in the leaves of these plants look like networks. These flowers have five petals making them a dicot plant. They are princess flowers found in backyard.

Amniotic Egg

An amniotic egg is an egg laid by birds, reptiles, and egg-laying mammals in which the embryo is protected from the environment by a fluid sac and an outer shell. These are chicken eggs found in my refrigerator. The thin membrane under the hard shell is the amniotic sac.

Detritovore

A detritovore is an animal that eats decaying plant matter, known as detritus. Earthworms eat decaying plant matter they find in the soil. This earthworm found under a bag of soil in my garden is a detritovore.

Epithelial Tissue

Epithelial tissue is tissue that is made up of closely-packed cells in one or more layers that covers the entire body. This is a picture of my hand. My hand is covered in skin which is epithelial tissue.

Adaptation in an Animal

An adaptation is a trait that becomes commonplace in a species because it benefits the survival of organisms in that species in someway. The pouches on these pelicans are adaptations. They allow the pelicans to scoop an entire fish from the water and hold it. This picture was taken in Shelter Cove, California.