Comparison of the spinach pigments through different methods
Abstract. Photosynthetic pigments in plants have different wavelengths, which are
absorbed and reflected by chlorophylls. When measuring the absorbance of the spinach
extract we ca
1) What is life? Do viruses qualify as being
2) How do viruses cause disease? How
can we use this knowledge to minimize
the effects of viruses on populations?
Viruses lead a kind of borrowed life
Lecture 2 Big Questions
1) How do we organize lifes diversity?
2) Why do we need to?
Taxonomy is the ordered division and
naming of organisms
Linneaus (18th century) published a
system of taxonomy based on
What would the earth look like without
What roles do they play on the planet?
Diverse nutritional and metabolic
Prokaryotes can be categorized by how they obtain
energy and carbon
Phototrophs obtain energy from
How does the
structure of fungi
match their function?
How do variations in
Fungi are diverse and
Break down organic material
and recycle vital nutrients.
Until the late 20th
to the splitting
Plant reproduction and nutrition
Seed plants are crucial for human survival (food,
timber, medicines). How can we use our knowledge of
plant reproduction and growth to maximize the
Increase food production, manage timber resources,
What are protists? What role do they play on
What unique adaptations do the protists have
that allow them to meet the requirements of life?
Protist - informal name for
group of mostly unicellular
Used to be the
Plant Diversity, Form, and Function
What is a plant?
How did plants
evolve to survive
Adaptations Enabling the Move to
Land plant adaptations
Characteristics of land
Extreme temperature changes
Segregation of light, water,
Lectures 5-7 Questions
Why are Eukaryotes and Prokaryotes in separate
Why did we have to create a whole new taxon level to classify
Prokaryotes and Eukaryotes
The Three Domains
Mostly single celled