Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
|
1. What is the name of the theory of evolution proposed by Charles Darwin?<?xml:namespace prefix = o />
|
Theory of evolution by natural selection.<?xml:namespace prefix = o />
|
|
|
1. Why did people object to Darwin’s theory?<?xml:namespace prefix = o />
|
Religion, people believed god made the world, not enough evidence and there was no way to explain inheritance as genetics was not known about.<?xml:namespace prefix = o />
|
|
|
1. How did Lamarck’s theory differ from Darwin’s?<?xml:namespace prefix = o />
|
He thought organisms acquired the advantageous characteristics during their life and passed them on.<?xml:namespace prefix = o />
|
|
|
1. Why is it important to study the similarities and differences between living organisms?<?xml:namespace prefix = o />
|
These studies help us to understand the evolutionary relationships between different organisms.<?xml:namespace prefix = o />
|
|
|
1. Describe the process of natural selection.<?xml:namespace prefix = o />
|
Variation –populations of organisms have variations.<?xml:namespace prefix = o />
Over-production –produce more young than will survive to adulthood.
Struggle for existence – competition for survival between the organisms
Survival – those with advantageous characteristics are more likely to survive Advantageous characteristics inherited – better adapted organisms are more likely to reproduce successfully passing on the advantageous characteristics to their offspring in their genes.
|
|
|
1. What does an evolutionary tree show?<?xml:namespace prefix = o />
|
Relations ships between different organisms and where they originated from.<?xml:namespace prefix = o />
|
|
|
1. What is a species?<?xml:namespace prefix = o />
|
A group of similar organisms that can breed to produce fertile offspring<?xml:namespace prefix = o />
|
|
|
1. What is classification?<?xml:namespace prefix = o />
|
Grouping organisms to show how closely they are related.<?xml:namespace prefix = o />
|
