BS2 - Similarity and kinship

Today's lesson

HW review
Test Yourself Online - 3.1
Basics 2: Similarity and Kinship
You know the difference between species and breeds
You know how groups depend on similar features

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Slide 1: Slide

BiologieMiddelbare schoolvwoLeerjaar 1

This lesson contains 18 slides, with interactive quiz, text slides and 2 videos.

Items in this lesson

Today's lesson

HW review
Test Yourself Online - 3.1
Basics 2: Similarity and Kinship
You know the difference between species and breeds
You know how groups depend on similar features

Slide 1 - Slide

HOMEWORK CHECK

Slide 2 - Slide

Write the sentence you use to remember all the classification group names.

Slide 3 - Open question

Similarity and kinship

what do they mean?

Slide 4 - Slide

Kinship of species

The amount you are related to a common ancestor

Is the following statement true or false?

Cebochoerus is the ancestor of the whole pig family.

Slide 5 - Slide

Slide 6 - Video

Basics 2 - Similarity and kinship

kinship = verwantschap
Organisms from the same genus have a lot of similarities
example: Lion and a tiger
Organisms from the same kingdom have fewer similarities
example: Fish and a zebra

Slide 7 - Slide

Species?

What is a species?
Organisms that reproduce together and make fertile offspring.
They make babies that can have babies.

Slide 8 - Slide

Slide 9 - Video

Breed?

Slide 10 - Slide

Evolution

Organisms that belong to the same species have a lot of similarities
Variation
Selection - a bird can not see the dark snails so eats the light ones first. The dark shells survive and make babies. Become more common.
Evolution

Slide 11 - Slide

Kinship

Animals with a close common ancestor

are closely related

More closely related means

more similarities in DNA overeenkomst in DNA

common ancestor of Tuna, salmander, turtles and leopards

Common ancestor of all these groups

Common ancestor of turtles and leopard

Slide 12 - Slide

Phyla of the animal kingdom

Sponges
Cnidarians
Molluscs
Arthropods
Echinoderms
Vertebrates

Slide 13 - Slide

Classification groups:

today we are going to discuss the phyla of the animal kingdom

I-Book pages 10-13

Slide 14 - Slide

SYMMETRY

Slide 15 - Slide

How do vertebrates move?

Slide 16 - Slide

classification of animals

Animals are divided into invertebrates (ongewervelden) en vertebrates (gewervelden).

Today focus:

vertebrates

Slide 17 - Slide

To do: 3.2 and 3.3

Slide 18 - Slide