Answers: 1
Biology, 21.06.2019 15:00
6. in the dna double helix, how are the two strands of dna held together? a. chemical bonds between base pairs hold the two strands of dna together. b. hydrogen bonds between the base pairs hold the two strands of dna together. c. hydrogen bonds between sugar groups and phosphate groups hold the two strands of dna together. d. chemical bonds between sugar groups and phosphate groups hold the two strands of dna together.
Answers: 1
Biology, 21.06.2019 20:00
The process by which natural forces move weathered rock and soil brim one place to another is called
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Biology, 22.06.2019 04:00
1) strawberry plants typically reproduce by making runners, which are miniature versions of themselves, that grow off of the roots and stems of the parent. this type of vegetative reproduction is known as a) pollination. b) fragmentation. c) binary fission. d) vegetative propogation.
Answers: 2
Biology, 22.06.2019 15:40
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
Answers: 1
Skin color is a case of polygenic inheritance and is controlled by about _ pair of genes...
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40
Mathematics, 27.06.2019 08:40