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TLS Online TPP Program

#Question id: 6979

The muscle-forming cells of the vertebrate limb come from:

#5. Developmental Biology
  1. the ectodermal epithelium of the limb bud
  2. the mesodermal mesenchyme of the limb bud, derived from lateral plate ectoderm
  3. mesodermal cells that migrate into the limb bud from the somites
  4. the progress zone
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TLS Online TPP Program

#Question id: 19224

#12. Applied Biology

Transformation efficiency is usually low, plants have been successfully transformed with large DNA fragments ranging from
TLS Online TPP Program

#Question id: 12571

#10. Ecological Principles

Although extinction is a natural process, current extinctions are of concern to environmentalists because
TLS Online TPP Program

#Question id: 5443

#8. Inheritance Biology

Two varieties of maize averaging 25 and 125 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 75 inches in height. Plant height is control by 3 QTL, what is the probability of plant with 25 inch height in F2 generation?
TLS Online TPP Program

#Question id: 9265

#9. Diversity of Life Forms

To apply parsimony to constructing a phylogenetic tree,
TLS Online TPP Program

#Question id: 5538

#5. Developmental Biology

The first truly vertebrate phase of development is manifested by the formation of the