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Luba_88 [7]
2 years ago
9

01. Why are the birds discussed in this lab called Darwin's finches?​

Biology
1 answer:
lapo4ka [179]2 years ago
8 0

Answer: The question is is incomplete, here are the options.

A.Loonand O Charles Darwin named them Geospiza leodarwini in honor of his son Leonard.

B. They come from the Darwin archipelago off the coast of Ecuador C. C. Charles Darwin collected the first scientific specimens.

D.John Gould placed them in the genus Darwinospiza

Correct option is C.

Explanation:

Charles Darwin collected the first scientific specimens.

Darwin's finches play vital role in the development of Darwin's theory of evolution and natural selection. This is because the birds called Darwin's finished have variable size and shape making them important for the development of the theory.

Theory of natural selection and evolution which was developed by Darwin states that organisms changes over time as a result in variation in it's characteristics or behavioral traits to survive , adapt and reproduce in it's environment.

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In all three species of phalarope, a taxon of wading shorebirds, the majority of parental care is provided by the male. based on
Greeley [361]
I would expect to see HIGHER MALE INVESTMENT.
Bateman Triver hypothesis of sexual selection states that males compete with one other and female are choosy in which male to mate with when it comes to sexual reproduction.
4 0
2 years ago
. Pepper colors range from bright red, orange, and yellow shades, to dark green and brown shades. Coloration in bell peppers is
sattari [20]

Answer:

All crosses and proportions, genotypes and phenotypes are attached.

Explanation:

a. Within living organisms, staining is a characteristic governed by a polygenic inheritance, which means that there is more than one gene involved in the staining process. as you already know, each gene has two alleles, if a trait is controlled by 2 genes, it means that we will have 4 alleles at the crosses.

From the description between dominance and recessivity between the alleles that control the colors of the pepper, shown in the question above, we can see that for the crossing between a red pepper and a green pepper, being able to generate a completely orange offspring, it would be necessary that the genotype of the parent peppers was: Red: RGRG, green: rgrg.

This would generate an orange-colored RrGg offspring, as you can see at the F1 crossing.

b. When individuals of F1 offspring are crossed, the combination of alleles and the determination of genotypes and phenotypes becomes much more complex, because instead of 4 alleles, we will have the combination of 16 alleles among themselves. Once again we will need to rely on the description of dominance and recessivity shown in the question above, so that from the crossing between the alleles of each gene, we can reach a conclusion, as you can see in the F2 crossing.

4 0
1 year ago
Which energy source did you rank as the worst option for the rescue team
stellarik [79]

Answer:

The worst option of energy source for the rescue team would be - nuclear, hydroelectric, combustion and fuel burning all are worst option fro max to less worst.

Explanation:

The best option for the energy source for the rescue team would be hand canker, lever as it is mechanical energy generator does not require anything but hand movement to generate energy to charge equipment and easily carry  anywhere.

Solar, wind energy are also helpful for rescue team but nuclear energy, hydropower, fuel burning energy source are risky, not handy and costly options.

Thus, the worst option are-  nuclear, hydroelectric, combustion and fuel burning energy source.

5 0
1 year ago
brainscape: Restriction enzymes: A) act at the membrane to restrict the passage of certain molecules into the cell. B) are highl
PolarNik [594]

Answer:

C) are sequence-specific DNA endonucleases

B) degrade foreign DNA that enters a bacterium.

Explanation:

Restriction enzymes are the proteins that cut the DNA at a specific sequence.

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The biological role of restriction enzymes is to restrict the entry of foreign DNA into the bacterium. <u>Restriction enzymes have the ability to restrict the number of bacteriophage strains that affect bacteria.</u>

Hence, the correct options are "C and B"

8 0
1 year ago
A red supergiant star is ten times more massive than the sun. What would be the likely impact on the motion of Earth if the sun
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6 0
2 years ago
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