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Illusion [34]
2 years ago
7

The fossil record shows an invertebrate species in many layers of sediment for millions of year before suddenly going extinct, n

o
longer being found in any layers of sediment. After a stable existence with little change, this species vanished from the fossil record.
Which of these best supports the description of the fossil and the species it represents? Select ALL that apply.
es )
Biology
1 answer:
Igoryamba2 years ago
5 0

Answer:

c) The species underwent punctuated equilibrium

e) The species’ environment underwent a dramatic change for which it was poorly suited

Explanation:

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Raya conducts an experiment to study the effect of altitude on the growth of plants she gathered plant samples and places them o
aniked [119]

Answer:

Independent variable: ALTITUDE

dependent variable: GROWTH OF PLANTS

Confounding variable: STOREYS OF THE BUILDING

Explanation:

In an experiment, the basic components i.e primary variables that an experiment should contain, are the independent and dependent variables.

- The independent variable is the variable that is changed or manipulated in an experiment. In this experiment, the ALTITUDE of the plant is the independent variable.

- The dependent variable is the variable that responds to changes to the independent variable. It is the variable measured in an experiment. In this case, the dependent variable is the GROWTH OF THE PLANTS.

- The confounding variable is a variable that has an extra influence on the outcome of the experiment. In other words, the confounding variable has an impact on the dependent variable. In this case, the confounding variable is the STOREYS OF THE BUILDING.

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2 years ago
Changes in the gene pool can occur due to various mechanisms. From 1892 to 1954, millions of individuals emigrated (moved out) f
kherson [118]
<span>The mechanism that affected the gene pool of the immigrants that entered the United States through Ellis Island from 1892 to 1954 is B. gene flow. Gene flow is the transfer of genes or alleles from one population to another. The migration of millions of individuals from countries across the Atlantic Ocean to the United States is responsible for the changes in the gene pool of the immigrants.</span>
6 0
3 years ago
Read 2 more answers
Which layer in Figure 4-1 forms the cap rock for the oil trap?
aleksklad [387]
I am pretty sure that the layer in figure 4-1 which forms the cap rock for the oil trap is the layer  F that shows an example of stratigraphic traps that includes unconformity, lens, pinch-out in which you can see how t<span>he oil is stuck inside the porosity of the rocks. 
Do hope you will find it helpful! Regards.</span>
8 0
3 years ago
A type of plant that produces red flowers is crossed with a plant that produces white flowers. The allelles for flower color exh
tatyana61 [14]
Incomplete dominance shows phenotypes of both dominat and reccessive trait !!

so supppose red is AA
the white is aa
and pink is Aa (heterozygous thus pink)

on crossing Aa to Aa (two pink)

we have ; AA , Aa, Aa, aa

thus 1 red, 2 pink, 1 white
Ratio - 1:2:1
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3 years ago
Does a window air conditioner pull air from outside
zubka84 [21]
Yes it does and circlates it


5 0
3 years ago
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