Life Extra notes 2 - Vasopressin hormone found in a males...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Vasopressin – hormone found in a male’s brain, and a pleasure endorphin Life is the ability to… Metabolize Grow Respond to stimuli Reproduce Cell is the smallest unit of life able to survive and reproduce on its own January 20, 2009 Linnaeus System: 1. Kingdom - Animailia 2. Phylum - Chordata (has spinal chord) 3. Class – Mammalia (has breasts) 4. Order - Primates 5. Family – Hominidae 6. Genus - Homo 7. Species – Sapiens **Species is the largest group where individuals can interbreed and have fertile offspring Originally there were 2 kingdoms, book lists 6 1. Archaebacteria “old bacteria” (some date as far back as 3.8 billion years ago) 2. Eubacteria “true bacteria” (most abundant organisms on Earth) 3. Protista 4. Fungi 5. Plants 6. Animals Two most important processes 1. Photosynthesis – captures energy and produces glucose and oxygen a. Occurs in plants, but also some bacteria and even protistas 2. Respiration – releases energy and produces carbon dioxide and water
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 3

Life Extra notes 2 - Vasopressin hormone found in a males...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online