Answers: 2
Biology, 22.06.2019 20:10, shawn20034
True or false 5. carrier proteins have the ability to to change shape and physicially move molecules across the cell membrane. 6. in a facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the the cell.
Answers: 1
Biology, 22.06.2019 22:30, sunpelt5830
Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians? a. a b. e c. f d. g
Answers: 1
Biology, 23.06.2019 00:00, chloeboo
Ascientist observes certain changes in the physical features of a particular species over time. she concludes that the species has undergone evolutionary change. she wants to study the animals by analyzing their population. sheโll use . the population of this species is decreasing considerably. if this trend doesnโt change, this species will fall under the category of animals. this is a plato question, i need to make up his biology credit.
Answers: 3
Biology, 23.06.2019 10:00, 4804397217
In cucumbers, heart-shaped leaves (hl) are recessive to normal leaves (hl) and having numerous fruit spines (ns) is recessive to having few fruit spines (ns). the genes for leaf shape and for number of spines are located on the same chromosome; findings from mapping experiments indicate that they are 32.6 m. u. apart. a cucumber plant having heartshaped leaves and numerous spines is crossed with a plant that is homozygous for normal leaves and few spines. the f1 are crossed with plants that have heart-shaped leaves and numerous spines. what phenotypes and phenotypic proportions are expected in the progeny of this cross?
Answers: 1
In 1958 a large earthquake in alaska produced a tsunami. what was the approximate height of the tsun...
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