Biology, 16.04.2020 19:48 Tabithaharjo6
The illustration above depicts different embryological stages of 4 different vertebrates. Choose all the true statements concerning embryological development of these four species.
The embryos look similar, regardless of the organism
All vertebrates evolved from the tortoise
The similarity in the embryos suggest that they share a common ancestor
Of the four organisms, the calf and the human are most closely related
Of the four organisms, the tortoise and the human are most closely related
Answers: 1
Biology, 21.06.2019 16:40
Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit
Answers: 3
Biology, 22.06.2019 08:30
What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
Answers: 2
Biology, 22.06.2019 13:50
The largest unit within which gene flow can readily occur is a
Answers: 3
The illustration above depicts different embryological stages of 4 different vertebrates. Choose all...
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