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#Question id: 2330


The cell theory states that

#Unit 2. Cellular Organization
  1. cells arise spontaneously.

  2. cells arise from preexisting cells.

  3. cells are the smallest unit of life.

  4. both b and c.

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TLS Online TPP Program

#Question id: 21133

#Unit 12. Applied Biology

Polyhydroxyalknoates (PHAs) are usually and industrially produced by
a) When the microbes are cultured with excess nutrient concentrations
b) When the microbes are cultured with nutrient-limiting concentrations
c) microbe-Actinobacillus succinogenes
d) microbe-Alcaligenes eutrophus

TLS Online TPP Program

#Question id: 5765

#Unit 8. Inheritance Biology

How many different trisomics could be formed in a plant with a diploid number of 12?

TLS Online TPP Program

#Question id: 5540

#Unit 5. Developmental Biology

A new-born infant attains maternal antibodies from the mother's

TLS Online TPP Program

#Question id: 17269

#Unit 8. Inheritance Biology

In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. In the next generation of 1 million individuals (Generation 2), what are the expected numbers of aa albinos and Aa carriers? (Assume random mating and all other HardyWeinberg conditions.)

TLS Online TPP Program

#Question id: 1021

#Unit 4. Cell Communication and Cell Signaling

Disease Control (CDC) determine that the agent causing the birds to die is the West Nile virus. Outbreaks of this illness have been observed in several other countries in Asia and the Middle East across the last 50 years, but not in the United States. With this information, what would be the best categorization of this infectious agent/disease