Biology, 20.12.2019 06:31 christhegreat1
1. what was some early evidence of the existence of viruses? why were they difficult to study?
2. what was wendell stanley’s contribution to our knowledge of viruses?
3. what are the four forms of viral genomes?
4. what is a capsid? what are capsomeres? what different shapes may capsids have?
5. as you see, all viruses consist of a nucleic acid enclosed in a protein coat. some viruses also have a membranous envelope. what are the components of a viral envelope? which component is derived from the host cell, and which is of viral origin?
Answers: 3
Biology, 22.06.2019 08:00
Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4
Answers: 2
Biology, 22.06.2019 09:00
Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.
Answers: 1
1. what was some early evidence of the existence of viruses? why were they difficult to study?
Mathematics, 17.04.2021 06:10
Chemistry, 17.04.2021 06:10
English, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10
English, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10
English, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10
Mathematics, 17.04.2021 06:10