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vlada-n [284]
3 years ago
13

I need help with this

Biology
1 answer:
Nadusha1986 [10]3 years ago
6 0

Answer:

asffgsd

Explanation:

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Can someone pls help me ​
frozen [14]

Answer:

Explanation:

a. Since both the parents are carriers, they have one allele that is the gene for the normal trait and one gene that is for the sickle cell trait. So the genotypes of the parents are Hh

b.   If we use a punnett square:

                    H            h

         H       HH           Hh

         h        Hh           hh

Genotypic ratio: 1 HH: 2Hh: 1hh

Phenotypic ratio:      1 normal blood cell: 2 sickle cell carriers: 1 sickle cell disease

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3 years ago
Pollution in the what will have the greatest effect on human health
elena55 [62]
Troposphere should be the answer
8 0
3 years ago
PLZZ HELP:((((((———aaaaaaaahhh
Mashcka [7]

Answer:

I believe it's c I could be wrong but I'm pretty sure

8 0
3 years ago
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Describe the evolution of modern whales and dolphins using the fossil evidence
HACTEHA [7]
Whales are related back to a hairy, 4-legged land mammal that eventually led to the formation of flippers without phalanges, a blow hole that became more dorsal, and other defining features. All of this has been backed by fossil evidence, especially that found within a certain desert region (can’t remember the name) that has a vast amount of whale fossils from many different time periods
4 0
3 years ago
Briefly explain how the Industrial Revolution changed agriculture, both on the farm and in cities. Write your response in
taurus [48]

Answer:

he Industrial Revolution made machine-based manufacturing more common, and increased the population and average income. Instead of farming, people came to cities to work. The millions of workers moved from farms and cottage industries to cities; which caused rising population.

Explanation:

Hope this helps!

4 0
2 years ago
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