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zaharov [31]
3 years ago
14

Name two types of evidence used to support the theory of evolution. explain how scientist use each type of evidence to provide s

upport for evaluation give one example of each?
Biology
2 answers:
Hatshy [7]3 years ago
8 0
Well there are two types well known to support this theory:
1. Molecular evidence: similar proteins and genes found in closely related species, even if those genes are not used by an organism.
2. Fossil evidence: organisms changing form over time through the fossil record.
I think this info can help you a lot 
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joja [24]3 years ago
3 0

Answer:

There are many types of evidence which support the theory of evolution such as comparative anatomy, fossil records, phylogenetic relationship, embryology et cetera

Comparative anatomy includes homologous organs and analogous organs. They support divergent and convergent evolution respectively.  

For example, the homologous structure of limb of humans, birds, bat, horse, whale et cetera show that they are made up of the same set of bones which are humerus, radius, ulna, carpals, metacarpals, and phalanges.  

It shows divergent evolution and supports that these organisms have evolved from a common ancestor.

Embryological evidence: When early stages of embryological development of different organisms are compared, it is found that these stages are similar at different levels of development.

For example:

  • The appearance of pharyngeal-arch (gill-like structures) in vertebrates during embryo development.
  • Salamanders and terrestrial frogs pass through larval stages within an egg. They possess the features similar to aquatic larvae, however, when they hatched out the eggs being ready for life on land.
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Explanation:

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Which statement about the genetic code is false?
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3 years ago
Which sequence best explains the relationship between DNA and protein structure and function?
Verdich [7]

Answer:

DNA base triplets → amino acid sequence → protein folding pattern → protein shape and function

6 0
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2. What are some sources of carbon in the carbon cycle?
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There are both natural and human sources of carbondioxide<span> emissions. Natural sources include decomposition, ocean release and </span>respiration<span>. Human sources come from activities like cement production, </span>deforestation<span> as well as the burning of </span>fossil fuels<span> like </span>coal, oil<span> and </span>natural gas<span>.</span>
8 0
3 years ago
Which of the following is a process that changes the composition of rocks and from one mineral to another?
Arlecino [84]

Complete Question:

Which of the following is a process that changes the composition of rocks from one material to another?

Group of answer choices.

A. Erosion

B. Deposition

C. Physical weathering

D. Chemical weathering

Answer:

D. Chemical weathering

Explanation:

Weathering can be defined as the physical and chemical breakdown of rock into smaller pieces called sediment. Weathering can be classified into two categories namely;

I. <u>Physical weathering</u>: it is the process of breaking rocks into pieces without affecting its chemical composition e.g temperature, abrasion and frost action.

II. <u>Chemical weathering</u>: it is the process of breaking rocks into pieces by chemical action which leads to changes in its chemical composition e.g carbonation, hydration, plant acid and oxidation.

This ultimately implies that, chemical weathering refers to a process that changes the composition of rocks from one material to another. Some of the by products of chemical weathering are clay minerals, quartz, feldspar, muscovite, etc.

4 0
3 years ago
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