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SSSSS [86.1K]
3 years ago
10

From 1930 to 1939 fire ants spread inland about 60 miles from their point of introduction in Mobile, Alabama. What was the cause

of their spread over this distance
Biology
2 answers:
GenaCL600 [577]3 years ago
7 0

Answer:

a natural spread

Explanation:

igomit [66]3 years ago
4 0

Answer:

A natural spread

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A woman consumes 500 grams of carbohydrates, 30 grams of protein, and 75 grams of fat in one day. how many total kcalories has s
DedPeter [7]
To calculate the energy offered from food, multiply the number of grams of protein, carbohydrate, and fat by 4, 4, and 9, respectively.
Then add the results together.

Given: 500 grams of carbohydrates, 30 grams of protein, and 75 grams of fat in one day.

500 grams x 4 kcal/g = 2000 kcal
30 grams x 4 kcal/g = 120 kcal
75 grams x 9 kcal/g = 675 kcal
= 2795 kcal

From this data, you can calculate the percentage of k calories each of the energy nutrients give to the total.
Solution:

2000/2795 * 100% = 72% from carbohydrates
120/2795 * 100% = 4% from protein
675/2795 * 100% = 24% from fat
Total: 100%
6 0
3 years ago
Unless a series of sedimentary rock layers has been overturned, which layer is usually the oldest?
Xelga [282]

the layer on the top. the layer with the most minerals.

5 0
3 years ago
Read 2 more answers
Help please :)!!!
Illusion [34]

Answer:

It would be A: a cell that has double the number of chromosomes as the parent cell

and if for some reason that is wrong then it could possibly be C and just use the same explanation.

Explanation:

This is because Haploid Gametes are the things that are produced during meiosis-which is a type of cell division which reduces the number of chromosomes in a parent diploid cell by half

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3 years ago
Transformed bacteria are plated on LB plus ampicillin to determine which cells were successfully transformed. Which part of the
mina [271]

Answer:

The gene that encodes ampicillin resistance.

Explanation:

The plasmid would contain the ampicillin resistance gene which gets expressed in the presence of ampicillin.

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In the human respiratory system, gas exchange occurs across the cells of the ________.
pashok25 [27]
In the human respiratory system, gas exchange occurs across the cells of the alveoli. Alveoli or an alveolus is the deepest part of the human respiratory system. This part of the respiratory system is a place where gas exchange between oxygen and carbon dioxide occurs from inhaled air to the blood cells<span>.</span>
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