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Drosophila strain Ly (Lyra), Sb(stubble) and br (brown) wascrossed with a wild type strain. The F1 females were crossedto + ,+, br homozygous males. The F2 were collected andcounted. The table below shows the results obtained.Phenotype offlies         NumberLy, Sb,br                     404Wildtype(+,+,+)           422Ly, +,+                        18+, Sb,br                        16Ly, +,br                        75+, Sb,+                        59Ly, Sb,+                        […]

We have looked both at how chimpanzees communicate in their natural environment and at projects in which chimpanzees learn to communicate through other modes (signing with the hands, messages encoded by buttons connected to a computer, etc.).  Suppose that we found frozen remains of a Homo erectus and a Homo […]

Question 1 – Imagine that you are driving a car down the lake shore, and you hear a siren approaching. Beginning with the transmission of the receptor potential, identify the areas of the brain that would be involved in the neurological response to the stimulus. What parts of the brain […]

Part B – Differentiating between arthropods The phylum Arthropoda includes four major lineages: cheliceriforms (also called chelicerates); myriapods; insects and their relatives (together called hexapods); and crustaceans. Drag each word or phrase to the appropriate bin. SubmitHintsMy AnswersGive UpReview Part Part C – Insect diversity Insects are the most diverse […]