Biology, 30.11.2019 02:31 jtsizemore
Proteins, large complex molecules, are major building blocks of all living organisms. discuss the following in relation to proteins.
(a) the chemical composition and levels of structure of proteins.
(b) the roles of dna and rna in protein synthesis
(c) the roles of proteins in membrane structure and transport of molecules across the membrane
Answers: 2
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 15:20
What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time
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Biology, 22.06.2019 18:00
The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .
Answers: 1
Proteins, large complex molecules, are major building blocks of all living organisms. discuss the fo...
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