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topjm [15]
3 years ago
11

How is the gray whale different from other species?

Biology
1 answer:
PtichkaEL [24]3 years ago
6 0

Answer: Gray whales have no dorsal (back) fins. Instead, they have a low hump and a series of six to twelve knuckles or bumps. Gray whales are baleen whales, and each has approximately 300 plates of cream-colored baleen hanging from its upper jaw. Two to five throat creases allow their throats to expand during feeding.

Explanation:

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Explanation:

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Sickle cell anaemia is an inherited autosomal recessive
alekssr [168]

Answer:

1/8 (12.5%)

Explanation:

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- Parental cross for sickle cell anaemia trait = Hh x Hh >>

- F1 = 1/4 HH (normal); 1/2 Hh (normal); 1/4 hh (sickle cell anaemia) >>  

- Sex proportion of sickle cell anaemia individuals =  1/8 female sickle cell anaemia individuals + 1/8 male sickle cell anaemia individuals (1/8 + 1/8 = 1/4)

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3 years ago
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6 0
3 years ago
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