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A trait has a third variation which is a combination of the other two variations. What is the pattern of inheritance for this trait?

Codominant

Dominant

Polygenic

Recessive

A student wanted to look at germination of five different seeds in vermiculite (a soil additive). He planted the seeds in identical containers and left them together in full sunlight.

What is groundwater erosion?

Given three possible phenotypes for parents showing dominance AA, Aa, aa which combination would produce a 1:2:1 ratio of genotypes and a 3:1 ratio of phenotypes

How do scientists produce new genetic variations not found in nature? By A) transforming RNA B) using gel electrophoresis. C) using lasers to cut and paste DNA. D) causing mutations with chemicals or radiation.

Although they are related, the digestive system of an earth worm and ascaris are very different. Why do you think that is?

America has 36 total chromosomes in each body cell. After meerkat cells undergo the process of meiosis each gamete will have how many chromosomes

The doctor said "The child is you, simply the best of you." What does this mean?

2. What is an investigation? What is a demonstration? How are the different?

In animals, embryonic stem cells differ from adult stem cells in that

Which are the two primary limiting nutrients for plant growth?