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Tanya [424]
3 years ago
15

Why do problems with the heart lead to difficulty breathing?

Biology
2 answers:
mixer [17]3 years ago
6 0

Answer:

B. The circulatory and respiratory systems work together

Explanation:

77julia77 [94]3 years ago
5 0

Answer:

O

OOO

Explanation:

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Suppose that a dominant allele (P) codes for a polka-dot tail and a recessive allele (p) codes for a solid colored tail. In addi
Maru [420]
If two individual are heterozygous for both traits then there genotype will each look like this PpLl. To find the probability, you need to do a cross with both traits. Each parent has the possibility of giving the following combinations: PL, Pl, pL, pl.
 
                 PL        Pl         pL           pl
PL         PPLL     PPLl     PpLL        PpLl        
Pl          PPLl      PPll      PpLl          Ppll
pL         PpLL     PpLl      ppLL        ppLl
pl          PpLl      Ppll       ppLl          ppll

Polka dot tail/ long lashes: 9/16
Polka dot tail/ short lashes: 3/16
Solid Tail / long lashes: 3/16
solid tail/ short lashes 1/16

The answer is (C) 9:3:3:1 ratio with 9 polka dot tails and long eyelashes, 3 polka dot tails and short eyelashes, 3 solid tails and long eyelashes (there seems to be a typo in the question) and 1 short tail short eyelash
           

3 0
3 years ago
The proccess of photosynthesis can be represented by the chemical formula _________
masya89 [10]

Answer:

6H2O + 6CO2 ----- C6H1206 + 6O2

7 0
2 years ago
Compare and contrast the structures of DNA and RNA
katovenus [111]

DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. The only difference between ribose and deoxyribose is that ribose has one more -OH group than deoxyribose, which has -H attached to the second (2') carbon in the ring. DNA is a double-stranded molecule, while RNA is a single-stranded molecule.

3 0
2 years ago
Why do phospholipids form a bilayer in water
Gre4nikov [31]
Phospholipids will form a bilayer in water because they contain hydrophobic (Water fearing.. in this cause water "hating") tails and hydrophilic heads (water loving). So they form a bilayer to remove the tails from water likewise, this satisfies the hydrophilic heads because they are still exposed to water.
8 0
3 years ago
An organism with 48 chromosomes in a skin cell undergoes meiosis, how many chromosomes are in each daughter cell? A. 6 B. 12 C.
jek_recluse [69]
The answer is B. Right on edge
6 0
3 years ago
Read 2 more answers
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