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Evolution of Whales: From Land to Water

Evolution of Whales: From Land to Water

Evolution of Whales: From Land to Water. Catie Willard and Lindsey Baumoel. Question???. How have whales physiologically evolved from land to water?. Whale Video. Pakicetus. Three genera: Pakicetus , Nalacetus , and Ichthyolestes Eocene Kuldana Formation of Pakistan

By sherlock_clovis
(347 views)

AMPHIBIA

AMPHIBIA

AMPHIBIA. Introduction. In earlier times there was a large variety of amphibian life but today only a few groups remain.

By Gideon
(346 views)

Appendicular Skeleton

Appendicular Skeleton

Appendicular Skeleton. Girdles. Pelvic Pectoral Limbs Concentrate on Tetrapod Limbs. Fig. 9.4. Tetrapod Limb. Typical 4 limbs Primarily a modification of the Rhipidistian fin. Modified elements. Lost 4. Lost 2. wings. paddles. Fitness. Recall: V p = V g + V e + V gxe

By ornice
(275 views)

EPIDURAL ANESTHESIA

EPIDURAL ANESTHESIA

EPIDURAL ANESTHESIA. EPIDURAL ANESTHESIA. First demonstrated by Benesch in 1926. There are two degrees. Low ( posterior epidural ) generally used for obstetrical operations. High ( anterior epidural ). EPIDURAL ANESTHESIA. AREAS DESENSITIZED (LOW EPIDURAL). Tail. Vulva. Perineum.

By maureen
(1273 views)

Lascaux Caves

Lascaux Caves

Lascaux Caves. October 6 th , 2010 Clarice Kessenich. Red Cow.

By amish
(185 views)

Birds Class: Aves

Birds Class: Aves

Birds Class: Aves. Characteristics. Well adapted to marine, freshwater, & terrestrial habitats Bodies adapted for flight Endothermic - body temperature controlled by metabolism ( 40 to 41 degrees Celsius body temperature) ). Evolution. Evolved from reptiles

By idalia
(152 views)

Lesson 3

Lesson 3

Lesson 3. AMSTI Animals. Materials . Hand lens Dwarf African Frogs For class Rinse gravel Plastic cup for scooping gravel Holding pail for elodea Holding pail for frogs per group 1 green dotted plastic cup with lid 1 green dotted plastic tank with lid

By river
(137 views)

Lesson 3

Lesson 3

Lesson 3. AMSTI Animals. Materials . Hand lens Dwarf African Frogs For class Rinse gravel Plastic cup for scooping gravel Holding pail for elodea Holding pail for frogs per group 1 green dotted small plastic cup with lid put food in it 1 green dotted large plastic cup with lid

By cheng
(93 views)

Section 5.1

Section 5.1

Section 5.1. Change Over Time. Adaptation : A characteristic that helps an organism survive and reproduce in its environment. Species: A group of organisms that can mate with one another to produce fertile offspring. Evolution: The process in which populations gradually change over time.

By shel
(125 views)

Evolution Review Power Point

Evolution Review Power Point

Evolution Review Power Point. The purpose of this presentation is to provide a basic overview of the concepts of evolution.

By aretha
(87 views)

MAMMALS

MAMMALS

MAMMALS. PRODUCED BY: KATHERINE BACA AND NICOLE ANGULO. Mammals. An example of a mammal is a bear, which are members of the class Mammalia . All mammals breath air, have four-chambered hearts, and are endotherms that generate their body heat internally. . Evolution.

By nancy
(254 views)

FOSSILS LESSON 1

FOSSILS LESSON 1

FOSSILS LESSON 1. CHAPTER 4. http://www.kids-dinosaurs.com/giganotosaurus.html. What are Fossils ? Fossils form when living things die and are buried by sediment. The sediment hardens into rock and preserves the shapes of the organism. What happens next?

By rafiki
(425 views)

Lascaux Caves

Lascaux Caves

Lascaux Caves. Kira Heintz October 6, 2010. The Unicorn.

By tegan
(97 views)

Stuart S. Sumida / Kathleen Devlin Biology 342 Locomotion: Mammalian Pacing and Trotting

Stuart S. Sumida / Kathleen Devlin Biology 342 Locomotion: Mammalian Pacing and Trotting

Stuart S. Sumida / Kathleen Devlin Biology 342 Locomotion: Mammalian Pacing and Trotting. PACING

By vaughn
(71 views)

Wednesday: February 22nd

Wednesday: February 22nd

Ms. Fisher 2/22/12. Wednesday: February 22nd. 1.) Class will divide into four groups. ALL four groups will read BOTH articles. However, Groups 1 & 2 will be responsible for leading the group discussion with the article:

By mary
(135 views)

Enzymes are necessary because they cause reactions to happen.

Enzymes are necessary because they cause reactions to happen.

Enzymes are necessary because they cause reactions to happen. Metabolism. Chemical reactions of life forming bonds between molecules dehydration synthesis synthesis anabolic reactions breaking bonds between molecules hydrolysis digestion catabolic reactions.

By chaela
(175 views)

Enzymes are necessary because they cause reactions to happen.

Enzymes are necessary because they cause reactions to happen.

Enzymes are necessary because they cause reactions to happen. Metabolism. Chemical reactions of life forming bonds between molecules dehydration synthesis synthesis anabolic reactions breaking bonds between molecules hydrolysis digestion catabolic reactions.

By silver
(99 views)

Check In

Check In

Check In. Please draw a rough sketch of a human heart and label the four chambers. [4]. Homework. Study Biology for 20 minutes. Check In. Put these in order as blood travels through the body: Aorta Left atrium Pulmonary vein Lung capillaries Left ventricle Pulmonary artery. Homework.

By ebony
(158 views)

Lecture#16

Lecture#16

Lecture#16 . Cardiovascular System. Simplest Circulatory System: The Gastrovascular Cavity. found in animals that lack a true circulatory system can function in the distribution of materials throughout the body

By juliet
(178 views)

TROPICAL RAINFOREST

TROPICAL RAINFOREST

BUITY OF THE NATURA. TROPICAL RAINFOREST. TROPICAL RAINFORESTS. ANIMAL WORLD. Leopard. A panther can be any of several species of large felids: the term can refer to cougars and jaguars in the American continents; and everywhere else, to leopards. [ 6]

By newton
(72 views)

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