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Nata [24]
3 years ago
8

How many people in the world​

Biology
2 answers:
vodka [1.7K]3 years ago
7 0

Answer:

7.9 Billion People

Explanation:

Thats how many people.

guapka [62]3 years ago
4 0

Answer:

7,877,844,052

as of Thursday, July 8 , 2021

still count which is crazy

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How is relative-age dating used to determine the ages of fossils?
Dmitrij [34]

Answer:

Your answer is probably A). If you find a fossil of an armored fish in layer A, and you find a fossil of a trilobite in layer B (five layers deeper), then you can safely assume that the trilobite is older than the armored fish.

7 0
3 years ago
In humans, what is the only homologous chromosome pair that isn't the same?
Katen [24]

Answer;

-23 in males

In humans, 23 in males is the only homologous chromosome pair that isn't the same.

Explanation;

-In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.

-Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females. Females have two copies of the X chromosome, while males have one X and one Y chromosome.

-The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes.

6 0
3 years ago
Which phylum includes animals that lack tissues?
Eva8 [605]

Answer:

Phylum arthropoda includes animal which lack tissues. Arthropoda is termed as a proposed grouping of arthropods.

3 0
3 years ago
Read 2 more answers
if 10 calories of energy are added to 2 grams of ice at negative 30 C calculate the final temperature of the ice
elena55 [62]
Hello.

M*Cp*(T’-Tf)=MCp(T'-T)

M*= Mass of Water. ; M= Mass of ice.

Cp*= Specific heat of water

Cp= Specific heat of ice

T= Temp. Of Ice

T'= Temp. of water

Tf= Equilibrium Temp.


Have  a nice day

8 0
3 years ago
Name the layers of the earth from smallest to largest! help?
nalin [4]
Okay, let's see... 

In the center, we have the inner core, then the outer core, and then the slow moving mantle. On the outside, we have the crust a.k.a. where we live. =]
8 0
3 years ago
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