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TLS Online TPP Program

#Question id: 8692

Which of the following statements is accurate with regard to a phylogeny, as represented by a phylogenetic tree?

#9. Diversity of Life Forms
  1. Descendant groups (branches) from the same node likely share many derived characters.
  2. A monophyletic group can be properly based on convergent features.
  3. The ancestral group often has all the derived characters of the descendant species.
  4. Shared ancestral characters are excellent traits to use in developing a phylogeny.
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TLS Online TPP Program

#Question id: 11301

#10. Ecological Principles

How is phosphorus returned to the soil from organic phosphorus?
TLS Online TPP Program

#Question id: 12072

#7. System Physiology – Animal

If the average hydrostatic pressure in the glomerular capillaries is 50 mm Hg, the hydrostatic pressure in the Bowman’s space is 12 mm Hg, the average colloid osmotic pressure in the glomerular capillaries is 30 mm Hg, and there is no protein in the glomerular ultrafiltrate, what is the net pressure driving glomerular filtration?
TLS Online TPP Program

#Question id: 3523

#8. Inheritance Biology

If the number of heterozygous pairs involved in a particular cross is three, the phenotype ratio obtained in their F2 generation will be-
TLS Online TPP Program

#Question id: 12580

#10. Ecological Principles

When levels of CO2 are experimentally increased, C3 plants generally respond with a greater increase in productivity than C4 plants. This is because
TLS Online TPP Program

#Question id: 1027

#4. Cell Communication and Cell Signaling

Which of the following bacteria lack a cell wall?