biological processes influence three things?
1. population density
organisms of the same SPECIES. and interbreed. mating with members of the population.
- the # of individuals per unit area or volume
what does de
In the BSC, what are species designated by? What is the problem with this?
Morphological Species Concept
What's an example of MACROevolution change?
1. natural selection
2. genetic drift
3 main mechanisms that can CAUSE ALLELE FREQUENCY CHANGE:
only _ consistently improves the match between organisms and their environment (adaption)
what is genetic variation?
3. gene flow
d) Individuals whose characteristics are best suited to the environment generally leave more offspring than those whose c
e) Only a fraction of an individual's offspring may survive.
life by cau
how old is the earth?
how long ago did the earliest life began?
how old were the oldest rocks?
Are the earliest fossils prokaryotes or eukaryotes?
the earliest prokaryotes were_ and used sulfur for energy, and anaerobic.
The change in genetic composition of a population from generation to generation, or descent with modification.</li>
The study of how organisms interact with their enviorment and other organism.
1. The striking ways in which organis
In Gause's study of ciliated protists, he concluded that.
We can use this niche concept to restate the principle of competitive exclusion:
the term "protists" is a convenient way to refer to_, that are no plants, fungi, animals
unlike the cells of prokaryotes, eukaryote cells have a _, _, _, _
which structure enables eukaryotes to have asymetric "irregular forms", as well as to change shape
2 Lineages of Prokaryotes
which of the 2 lineages are closely related to eukaryotes, which are close to us?
what are 4 morphological features of the prokaryote?
T or F; water loss in a prokaryote cell which inhibit
Chapter 29- Plant Diversity 1
which are the closest relatives to plants?
The 3 shared traits between charophytes (green algae) and plants are:
4 shared derived features of plants:
for life in land for plants?
the 3 derived features of seed plants are?
Which of the 3 derived features of plants are male gametophyte and female g
example of co-evolution
example of co-evolution
we can view evolution in 2 re
What is the reason in which w
who coined the term ecology,
He co-discovered evolution, h
BIOLOGY 172: Biology II
Eukaryote Diversity Activity: Part 2 [INDIVIDUAL]
This week is the second and final part of the Eukaryote Diversity lab and you will turn in just a single writeup next Wednesday (March 13th). In clas
Most common shapes of prokaryotes
the cell wall of pro cells
bacterial cell walls
archaeal cells walls
In euks that have cell walls