Lab 4 Flashcards
(26 cards)
Continuous data equals?
Scatter graph
Categorical data equals?
Bar graph
Mosses/nonvasculars have a ___ gametophyte and a ___ sporophyte
Dominant, reduced (dependent on gametophyte)
seedless vasculars (ferns) have a reduced ___ but a dominant ___
gametophyte (independent), sporophyte
Seed plants have a dominant ____ but a reduced _____
sporophyte, gametophyte (dependant)
Homospore production?
sporangium on sporophyll - single spore type- bisexual gametophyte- eggs and sperm
Heterosporous production?
Megasporangium- Megaspore- female gametophyte- eggs
What are the two types of c-fern gametophytes?
Hermaphrodite and Male
Hermaphrodites have?
Archegonium (female) and antheridia (male) (indeterminates)
Males have?
Just antheridia and are determinate in growth
No Antheridiogen ACE?
hermaphrodite
Antheridiogen ACE?
male
Meiosis results in?
production of haploid spores
Spores?
Single cells that develop into gametes by mitosis
Gametophytes?
Bear male and female gametes and are site of fertilization
In presence of water?
Sperm release from the antheridia
Macronutrients?
carbon, oxygen, hydrogen, nitrogen, phosphorous and sulfur. The others are calcium, potassium and magnesium.
organic macros?
hydrogen, oxygen, carbon, nitrogen, sulfur, phosphorus
Inorganic?
potassium, magnesium and calcium
Qualitative data
Subject to observer bias and can be difficult to interpret
Quantitative data?
Numbers used to describe organism in non biased manner
Why do we do stats?
To demonstrate that results are meaningful
degrees of freedom formula (t test)?
(n1-1) + (n2-1)
Degrees of freedom formula? (chi)`
n-1
