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klio [65]
3 years ago
13

What does a thick layer of an ice core tell us? A thin layer?

Biology
1 answer:
Elena L [17]3 years ago
7 0
Through analysis of ice cores, scientists learn about glacial-interglacial cycles, changing atmospheric carbon dioxide levels, and climate stability over the last 10,000 years. Many ice cores have been drilled in Antarctica.
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How does the size and number of cells depend on the size of the body?
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The size of a cell does not increase with the size of a body however; the number of cells are directly proportional to the size of a body. Bigger a body, more cells it contains.

A cell size is limited by a cell’s surface area to volume ratio.

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Slurring words together at a low level of volume and pitch is called
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Mumbling- slurring words together at a very low level of volume and pitch so that they are barely audible.
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How does drug use affect dopamine?
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3 years ago
The 3 principles of the kinetic theory
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Answer:

The simplest kinetic model is based on the assumptions that: (1) the gas is composed of a large number of identical molecules moving in random directions, separated by distances that are large compared with their size; (2) the molecules undergo perfectly elastic collisions (no energy loss) with each other and with the ..

Explanation:

7 0
3 years ago
HELP HELP HELP PLZ!
Mekhanik [1.2K]

Hi,

Let us get an introduction of the problem first, Incomplete dominance is a pattern of inheritance in which, offspring from the cross of two parents shows a phenotype that is not like either parent but in between both.

For example: Let us take the example of Oompah's hair that can be either red or purple or blue. As described in the question, Red is dominant so let us denote allele for Red hair with R. The other hair color is blue that is recessive, let us denote its allele with r. Now, there is another intermediate phenotype that is purple, let us denote it with Rr because it is derived through a combination of R and r.

Now, here is the key for all possible genotypes and phenotypes of Oompahs. There are only three possible genotypes and phenotypes for the hair color.

Genotype: Phenotype

RR             : Red hair

Rr              : purple hair

rr                : Blue hair

This is because no allele can fully express itself over the other. So is we cross a red hair Oompah with Blue hair Oompah, let us see what will happen:

                                                  RR x rr

Gametes:                              r        and        R

                                       rr:     Rr :     Rr     :  RR

It means that 25 % of the offspring will have red hair, 50% will have contain purple hair and 25 % will have blue hair.

RR:              Red hair      25%

Rr:               Purple hair   50 %

rr:                 Blue hair     25%

Hope it helps!

8 0
4 years ago
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