31. A coelom? A. Is a maladaptation Stores water in non-terrestrial animals Prov

Question

31. A coelom? A. Is a maladaptation Stores water in non-terrestrial animals Provides cushioning for internal organs D. Is found only in primates 32. During which stage of viral infection would a mutation that causes structural changes in viral receptors have the most impact? A. Attachment B. Entry C. Uncoating D. Egress E. Replication 33. Which of the following is NOT a common feature to MOST animals? Development into a fixed body plan Asexual reproduction C. Specialized tissues D. Heterotrophic 34. Prokaryotes that obtain their energy from chemical compounds are called? A. Phototrophs Auxotrophs Chemotrophs Lithotrophs 35. The multicellular animals differ from plants and fungi in that they lack A. Lysosomes B. Mitochondria Cell walls Cytoskeleton E. Cuticle 36. Which of the following is NOT a commonly used classification for capsids? A. Helical B. Icosahedral C. Naked D. Enveloped E. All of the choices are classific tion types

Explanation / Answer

32. Infection is started by the attachment of virus particle on the host cell with the help of receptors of Capsid. Any mutation causing change in receptor will not allow to attach and hence infection. Option A is correct.

35. Lysosomes are absent in plants and fungi and vacoule perform function of lysosomes.

36. All of these are classification of viruses on bases of capsid.

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