Some are thin areas where the primary wall is not covered by a secondary wall and are populated with plasmodesmata known as

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#Question id: 24204

#Unit 4. Cell Communication and Cell Signaling

What is the difference between trans and cis interactions during cell-cell adhesion respectively?

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#Question id: 8897

#Unit 9. Diversity of Life Forms

Which of the following statements would be least acceptable to most zoologists?

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#Question id: 5220

#Unit 11. Evolution and Behavior

In comparing the genomes of humans and those of other higher primates, it is seen that humans have a large metacentric pair we call chromosome #2 among our 46 chromosomes, while the other primates of this group have 48 chromosomes and any pair like the human #2 pair is not present; instead the primate groups each have two pairs of midsize acrocentric chromosomes. What is the most likely explanation?

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#Question id: 18374

#Unit 12. Applied Biology

Polycyclic aromatic hydrocarbons in the environment are of concern because they are potential

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#Question id: 789

#Unit 1. Molecules and their Interaction Relevant to Biology

Presence of large numbers of modified specially methylated nucleotides in tRNA contribute in