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nadya68 [22]
3 years ago
6

HELP PLSSSSS PLS PLS PLS

Biology
1 answer:
Alex787 [66]3 years ago
3 0

Answer:

1- The polar section of a phospholipid is the part with the phosphate group. This is sometimes called the polar head of the molecule.

2- The phosphate group is the negatively-charged polar head, which is hydrophilic. The fatty acid chains are the uncharged, nonpolar tails, which are hydrophobic.

Explanation:

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The answer is B). Genetic screening basically testing for the genetic traits of an individual. Therefore the answer would be B). 
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3 years ago
Explain how restriction enzyme digestion results would change if
emmainna [20.7K]

Answer:

The foreign gene might be lost

Explanation:

Restriction enzymes have two properties useful in recombinant DNA technology.They cut DNA into fragments of a size suitable for cloning at palindromic sites. Many restriction enzymes make staggered cuts that create single-stranded sticky ends conducive to the formation of recombinant DNA. The foreign might be cleaved and removed from the plasmid. plasmid is an extrachromosomal strand in bacteria.

7 0
3 years ago
Please i need help asap i will do 30 points it is a weather question the only thing i know is that you have to add them all up a
Scorpion4ik [409]

Answer:

Drought is 19%

Flooding is 9%

Freeze is 2%

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Wildfire is 3%

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Explanation:

220 + 108 + 25 + 178 + 550 +31 + 41 = 1153

Basically, you take the number of each natural disaster plus it all together. That is your total.

You then take individually the number and divide it by the total (1153), once you get a decimal number you times it by 100. Which give you the percent

You then do this for the rest of the other natural disasters.

Hoped this helped!

8 0
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Answer:B or C

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A crystal's shape is determined by its organized, repeating atomic structure, called?
ololo11 [35]

Answer:The constituents of a solid can be arranged in two general ways: they can form a regular repeating three-dimensional structure called a crystal lattice, thus producing a crystalline solid, or they can aggregate with no particular order, in which case they form an amorphous solid (from the Greek ámorphos, meaning

Explanation:

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