Pick me 1
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Pick Me 5
100
A single-access key is an identification key where the sequence and structure of identification steps is fixed by the author of the key.
What is a dichotomous key?
100
What are two different characteristics that scientists examine to classify living things?
3. physical characteristics and chemical characteristics
100
Give a characteristic of Domain Archaea.
They able to tolerate extreme conditions
100
Describe the Domain Eukarya.
Kingdom Fungi include organisms that get energy by decomposing materials in their environment.
100
The change in the inherited characteristics of biological populations over successive generations.
What is evolution?
200
Which era is the most recent?Cenozoic, Mesozoic
,Paleozoic, or Precambrian?
1. What is Cenozoic?
200
States that all organisms are composed of one or more cells, that all cells come from preexisting cells.
What is the cell theory?
200
The biological process by which new "offspring" individual organisms are produced from their "parents".
What is reproduction?
200
Name two different species in which their structures provide evidence that the species evolved from a common ancestor.
The front leg of a cat and the wing of a bat
200
This is a group of organisms of the same species that live in a defined geographical area
What is a population?
300
How do the organisms shown in this image obtain the nutrients it needs for life processes?
1. It makes its own food.
300
The person who wrote "The Origin of Species."
Who is Charles Darwin?
300
Name an organism that is most closely related to whales?
hippo
300
A nature magazine runs an article about the classification of animals. Included in the article is the following table.
Which of the following can you conclude by studying the table?
- The organisms lack any shared DNA.
- The organisms share a common ancestor.
- The organisms all belong to a different genus.
- The organisms all belong to the Domain Archaea.
2. The organisms share a common ancestor.
300
The preserved remains or traces of animals, plants, and other organisms from the remote past.
What are Fossils?
400
classifying organisms into groups.
What is organization?
400
Name the characteristics do all living things share.
They are all made of cells, they all reproduce
400
Which dating method determines a fossil’s age by comparing it to other fossils?
What is Relative Dating
400
What type of organism dominated life during Precambrian time?
2. What is a prokaryote?
400
An English naturalist and geologist, best known for his contributions to evolutionary theory.
Who is Charles Darwin?
500
The state of being varied.
What is diversity?
500
a specialized subunit within a cell that has a specific function
What is an Organelle?
500
The passing of traits to offspring from its parents or ancestor.
What is heredity?
500
The diagram below shows the changes over time in a population of mice in the wild after a population of hawks has moved into their environment. The white and dark mice differ only in color.
Which statement is the most likely explanation for why the mouse population changed over time?
The hawks eat more white mice than dark mice because they can see the white mice more easily.
500
In biology, name a trait that has evolved by means of natural selection and enable the organism to survive.
What is an Adaptation?
600
What factor explains why classification systems change over time?
4. increased knowledge of genetics leads to reclassification.
600
How are members of Domain Eukarya different from members of Domain Archaea and Domain Bacteria
3. Members of Domain Eukarya have cells with membrane-bound organelles, and members of Domain Archaea and Domain Bacteria lack nuclei.
600
A major question that scientists try to answer when they classify organisms.
How are living things related?
600
What are the four eukaryotic kingdoms?
Animalia, Fungi, Plantae, Protista
600
A nature magazine runs an article about the classification of animals. Included in the article is the following table.
What can you conclude by studying the table?
The organisms share a common ancestor.