Based on the chemical properties of the residues, determine which sequences would exhibit which structural properties.

(a) Most likely an amphipathic α helix
(b) Most likely an amphipathic β sheet
(c) Most likely a turn/loop
(d) Not amphipathic

(1) Asn-Leu-Ala-Asp-Ser-Phe-Arg-Gin-lle
(2) Gin-lle-Thr-Phe-Thr-Leu-Gin-Val Ser
(3) Lys-Gin-Asn-Glu-Pro-Arg-Ala-Asn-Glu
(4) Lys-Ser-Thr-Asn-Glu-Gin-Asn-Ser-Arg
(5) Ala-Phe-Leu-Val-lle-Trp-Phe-Val-Ala
(6) Arg-Phe-GIn-lle-His-Val-GIn-Phe-Glu

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d.the size of the geographic area inhabited by a population can cause speciation.

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work