Shared Flashcard Set

Details

Botany
Study Guide
43
Biology
Undergraduate 1
11/07/2012

Additional Biology Flashcards

 


 

Cards

Term
Hydrophyte
Definition
Water Loving Plant
Term
Mesophyte
Definition
Middle Range Plant
Term
Xerophyte
Definition
Low Water Plant
Term
Halophyte
Definition
Salt Loving Plant
Term
Differentiation
Definition
Cells become specialized for different tasks
Term
Enviromental Factors
Definition
1. Temperature

2. Length of Day; Photoperiodicity

3. Etiolation; Growing in Dark

4. Phototropism

5. Moisture
Term
Auxins
Definition
Abundant production in apical meristem for elongation.
Inhibits abscission, for cloning.
Term
Gibberellins
Definition
Abnormal Growth
Lower Temperature threshold in shoots
Plant grows when colder
Term
Cytokinins
Definition
Promote cell division, replicates DNA, grows thicker and larger.
Term
Abscisic Acid
Definition
Counteracts gibberellins, stops growth, promotes dormancy, stimulate abscission in leaves.
Term
Ethylene
Definition
Hastens Ripening, Promotes Ripening, Increases Cellular Respiration Rate
Term
Geotropism
Definition
Growth in response to gravity
Term
Thigmotropism
Definition
Growth in response to touch
Term
Thermotropism
Definition
Growth due to temperature
Term
Rheotropism
Definition
Growth toward water
Term
Crossing Over
Definition
Chromosomes pairs exchanging information in Prophase
Term
Sporophyte Generation
Definition
Diploid Cell, two chromosomes per trait
Term
Gameto Generation
Definition
Haploid Cell, Pollen Fertilized
Term
Alternation of Generation
Definition
Zygote to Sphorophyte to Sporocyte to producing spores to Gametophyte to Two Gametes to Fertilization, then starts over.
Term
Parts of DNA
Definition
Thymine
Guanine
cytosine
Adenine
Thymine bonds with Adenine
Guanine bonds with Cytosine
Term
Transcription
Definition
Making RNA from DNA
Term
mRNA
Definition
Carries instructions from nucleus to the ribosome.
Term
rRNA
Definition
combines with proteins to form new ribosomes
Term
tRNA
Definition
Carries amino acids to ribosomes to reproduce proteins
Term
CCU
Definition
Proline
Term
AGA
Definition
Arginine
Term
AUG
Definition
Methionine
Term
Central Dogma
Definition
Process of transcription and Translation
Term
Eukaryotic
Definition
Have Nucleus
Have two to Hundreds of chromosomes per cell
Have membrane bound organelles
Have 80S Ribosomes
Asexual Reproduction by mitosis
Sexual Reproduction by fusion
Term
Prokarytoic
Definition
Lack Nucleus
Single closed loop of double stranded DNA
40 Plasmids
Lack membrane bound organelles
Have 70S ribosomes
Asexual reproduction by fission
Sexual reproduction unknown
Term
Stromatolyte
Definition
Pillar like deposits of chaulky substances
Fossilized blue-green bacteria
Term
Heterocyst
Definition
specialized cells that fix N2
Term

Top 6

 

Definition
Wheat: Africa, Abyssian
Corn: Central America
Rice: Indian
Potatoes: Chilaco
Sweet Potatoes: South America
Cassava: South America
Term
Centers of Cultivation
Definition
Indo-malayan
Indian
China
Central Asiattic
Inter-Eastern
mediterranean
Abyssian
North America
South America
Central America
Chilao
Term
Heterosis
Definition
Hybrid vigor in cross pollinated plants
Term
Monoculture
Definition
Clones
Term
Darwin
Definition
Natural Selection
Term
Count de Buffon
Definition
Species developed in more than one place and over time.
Term
George Cuvier
Definition
Many Catastrophys
Term
Baptiste Lamarck
Definition
Desire to evolve so they did
Term
Macroevolution
Definition
Speciation = End Result
Supporting users have an ad free experience!