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Biology Exam 2 Study Guide

by: fwmartin

Biology Exam 2 Study Guide BSC 120


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About this Document

Covers Chapters 29 and 30
Honors Gen Biology II
Dr. Martha Powell
Study Guide
50 ?




Popular in Honors Gen Biology II

Popular in Biological Sciences

This 2 page Study Guide was uploaded by fwmartin on Friday February 19, 2016. The Study Guide belongs to BSC 120 at University of Alabama - Tuscaloosa taught by Dr. Martha Powell in Spring 2016. Since its upload, it has received 34 views. For similar materials see Honors Gen Biology II in Biological Sciences at University of Alabama - Tuscaloosa.


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Date Created: 02/19/16
Biology Exam 2 Study Guide Chapter 29 Mosses • Evolution from algae • Adaption/lack of adaption to land • Need water constantly • Life cycle (spores) o Spores produce gametophores, either male or female o The antheridia (male) makes sperm that’s flagellated, that’s carried by water into the archegonia and the egg it made. o The fertilized egg makes an embryo and that makes a sporophyte which then makes spores Ferns • Next step in evolution o plants • Have vascular tissue hardened with lignin • Still need water • Still use spores Chapter 30 Gymnosperms: • Adaptations o Seeds § Seeds allow the plant embryo to be locked away with food until it germinates. The seed also protects the embryo from being damaged. o Roots • Cones o Produce both sperm (pollen) and the egg • Cutin in needles helps waterproof and keep from drying out. • Secondary growth • 3 types o Conifers o Cycads o Ginkgo Angiosperms: 2 main types: • Monocots o Simpler o Grasses, grains • Eudicots (dicots) o Complicated o Fruits, vegetables, oak trees • Flower is a complicated reproductive structure that co developed along with animals to help pollinate and sexually reproduce. It is a modified leaf. • Most abundant type of plant • Lifecycle o Flower o Pollination § Ways of pollination include • Animals • Wind • Water o Seed dispersion § Animals § Wind § water


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