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Sedaia [141]
2 years ago
13

Which of the following supports the theory that the Universe is expanding?

Biology
2 answers:
Nana76 [90]2 years ago
6 0
A, redshift I’d galaxies, because it shows they are moving away
spin [16.1K]2 years ago
4 0
Blueshift of lights from distant galaxies
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What happens when someone eats sodium metal​
daser333 [38]

Answer

Explanation: As soon as sodium touches your tongue, hydrogen is released with tremendous heat. Most likely an explosion will take place in your mouth. So maybe it won't be a good idea to try it unless thats what you want

3 0
3 years ago
Diffusing molecules move ________ until they are ________. Through channels of active transport proteins; evenly distributed up
koban [17]

Answer;

-Down the concentration gradients; evenly distributed

Diffusing molecules move down the concentration gradients until they are evenly distributed.

Explanation;

Diffusion is the movement of particles from an area of higher concentration to an area of lower concentration.

-Whenever a substance exists in greater concentration on one side of a semipermeable membrane, such as cell membranes, any substance that can move down its concentration gradient across the membrane will do so. If the substances can move across the cell membrane without the cell expending energy, the movement of molecules is called passive transport.

-The mechanism of molecules moving across a cell membrane from the side where they are more concentrated to the side where they are less concentrated is a form of passive transport called simple diffusion.

4 0
3 years ago
Read 2 more answers
13.Certain species of whiptail lizards have only female individuals and no males. These lizards
never [62]
I think its B.all the members of a population ate genetically very similar etc
3 0
3 years ago
Which best describes the law of independent assortment?
PilotLPTM [1.2K]

Answer:

Which best describes the law of independent assortment?

Alleles of a trait separate independently when gametes form.

Explanation:

8 0
3 years ago
Read 2 more answers
Using the information from problem 11, scientists do a further test cross using a heterozygote for height and nose morphology. T
mote1985 [20]

Answer:

The recombinant frequency between T and S is  18%;

The correct Sequence of genes is T-A-S

Explanation:

The table below shows the recombinant frequency between heterozygous height and nose morphology:

Tall-uptrend snout                            40%                            Expected

Dwarf-downtrend snout                   42%                            Expected

Dwarf-uptrend snout                         9%                             Recombinant

Tall-uptrend snout                             9%                             Recombinant

Sum Total                                           100%

To calculate the recombinant frequency; we have :

=9+9

=18%

Hence, the recombinant frequency between T and S = 18%

The determinant of the corect sequence of the genes is  T-A-S

4 0
3 years ago
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