I need help this lap report. Lab: Modeling Water Erosion

Using the brake pedal analogy, explain the impact of ONE mutated tumor suppressor gene allele versus TWO mutated tumor suppresso

GrogVix [38]

The tumor suppressors allele is analogous to the brake pedal in a vehicle while cyclins are like the gas pedal. The tumor supressors regulate, negatively, the replication of cells. If the tumor supressor is mutated, this is analogous to the brake pedals of the vehicle being broken, This means that if two are broken, then the vehicle will be unable to stop and will continue moving. This same way, if tumor suppressors are mutated, the replication of cells will continue unregulated and casue a tumor.

4 0

3 years ago

What are the correct genotype percentages?

Fittoniya [83]

You didn’t put in the full question with what you were given. I hope this helps show you how to answer the question. Sorry it’s messy

3 0

3 years ago

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You have a plant with yellow seeds, which express a dominant phenotype. How would you determine the plant's genotype? Conduct a

Archy [21]

The answer is Conduct a test cross with a purebred recessive plant.

Test cross is the cross between an organism with unknown dominant genotype and an organism with known recessive genotype.

Since dominant trait results from a dominant allele, the test cross can determine if an unknown genotype is heterozygous and homozygous dominant.

If A is dominant allele, and a is recessive allele, then AA is dominant homozygote, Aa is a heterozygote, and aa is recessive homozygote.

According to the Punnett square, if all of the offspring are heterozygote (Aa), then unknown genotype is dominant homozygous (AA). If half of the offspring are the heterozygote, and the other half are recessive homozygote, then the unknown genotype is heterozygote (Aa).

6 0

3 years ago

Differences between pteridophyta and spermatophyta

LenKa [72]

Answer:

Pteridophytes are vascular plants but they do not produce flowers and seeds which mean their source of reproduction is unknown or hidden.

On the contrary, Spermatophytes as the name indicates, are seed bearing plants. They produced seeds and flowers. Examples are flowering plants, cactus, leather flower, buttercup and may more.

Explanation:

7 0

3 years ago

For which of the following would a transmission electron microscope be the best type of microscope to use?

valentina_108 [34]

Transmission electron microscope produces the image through a beam of electrons. It is most useful to inspect the morphology, cyrstallization, and magnetic characteristics of a certain sample.

I hope I was able to help you with your question. Have a good day.

4 0

3 years ago