Biology Terms: Biology Terms: Round 2Round 2Katherine AlbertiniKatherine Albertini

Amniotic EggAmniotic Egg

an egg produced by an egg produced by birds, reptiles, and birds, reptiles, and egg-laying mammals egg-laying mammals possessing a possessing a membrane, the membrane, the amnion, filled with amnion, filled with amniotic fluid, amniotic fluid, containing nutrients, containing nutrients, in which the embryo in which the embryo developsdevelops

This chicken egg contains amnion and amniotic fluid

LigninLignin

a compound found a compound found mostly between the mostly between the cells in vascular cells in vascular plants that regulates plants that regulates the flow of liquid in the flow of liquid in the plant; gives the plant; gives vegetables their vegetables their crispinesscrispiness

This celery is crispy due to lignin!

EndothermEndotherm

animals, including animals, including mammals and birds, mammals and birds, that are able to that are able to control their internal control their internal body temperature; body temperature; also known as also known as “warm-blooded”“warm-blooded”

This chicken regulates her own body temperature while sporting her beautiful necklace. Note: no animals were harmed in the taking of this picture

animals, including mammals and birds, that are able to control their internal body temperature; also known as “warm-blooded”

Epithelial TissueEpithelial Tissue

specialized tissue specialized tissue that covers all that covers all internal and external internal and external bodily surfaces in bodily surfaces in tightly-packed layerstightly-packed layers

This rat kidney is covered in epithelial tissue. This picture does not have my bracelet because it was taken last summer when my aunt and I dissected a pregnant rat.

K-strategistK-strategist

an organism that an organism that produces a few produces a few offspring with great offspring with great parental care and parental care and investment; in times investment; in times when resources are when resources are scarce, these scarce, these organisms are organisms are favoredfavored A horse has gestation period of

11 months and then cares for the foal for up to 6 months; twins are rare, so horses do not produce many offspring

Thorn of a PlantThorn of a Plant

a sharp, pointed a sharp, pointed aborted branch on a aborted branch on a plant stem; protects plant stem; protects the plant from the plant from herbivoresherbivores

This rose stem is covered in thorns

NicheNiche

the role of an the role of an organism in an organism in an ecosystem including ecosystem including its relationship with its relationship with the biotic and abiotic the biotic and abiotic factors that affect itfactors that affect it

Part of my chickens niche includes eating bugs so that the bugs do not destroy plants and trees, scratching at the ground to return nutrients to the earth through their manure, and providing food for coyotes and foxes when left unattended.

Stem – WoodyStem – Woody

the stem of a plant the stem of a plant which has been which has been growing for two or growing for two or more years; more years; characterized by a characterized by a tough outer bark, the tough outer bark, the stem thickens to stem thickens to accommodate growth accommodate growth and increased and increased circulation circulation

The older parts of our forsythia have woody stems.

MyceliumMycelium

the mass of tiny the mass of tiny branching tubes branching tubes called hyphae that called hyphae that make up the body of make up the body of a fungusa fungus

The body of this mushroom is made of hyphae.

ArthropodArthropod

a group of organisms a group of organisms characterized by characterized by bilateral symmetry, a bilateral symmetry, a segmented body, a segmented body, a strong exoskeleton, strong exoskeleton, jointed limbs, and jointed limbs, and multiple pairs of legs; multiple pairs of legs; includes insects, includes insects, crustaceans, and crustaceans, and spidersspiders

This tiny ant is an arthropod. He has a segmented body and three pairs of legs!

The End!The End!