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Elena L [17]
3 years ago
6

A crossover in meiosis is an exchange of genetic material between

Biology
1 answer:
julsineya [31]3 years ago
5 0
Chromosomes are the homologous chromosomes that cross over
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The three general guidelines to control pollution are:<br> please help me.
dusya [7]
Hey there..
If I'm correct the guidelines are: reuse, reduce and recycle.
Hope it helps :)
4 0
3 years ago
Read 2 more answers
12.) Using graph 1, explain how enzymes work. Include the term activation energy and compare the two curves,
seropon [69]

Answer:

Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life. The enzymes in your body help to perform very important tasks.

Explanation:

To understand more about working of enzyme and its activation energy lets consider few points:

• In biochemical processes, molecules require energy in order to start a reaction. For example, molecules need to have some kinetic energy, or velocity, to collide with other molecules to initiate a reaction. If the collisions don't happen often or don't have enough kinetic energy, no reaction will take place. The energy required to start a reaction is called the activation energy.

• Reactants and products have specific energies. In order to transform the reactants into products, the reactants would have to go through a transition state which is usually higher in energy.

• In this graph we see the plot of energy versus the progress of a reaction. Reactants have higher energy than products. The energy of the reactants increase and then decrease to the final product energy. The highest point in the curve represents the energy of the intermediate state in the reaction. The energy required to achieve the intermediate state is the activation energy of the reaction.

Thus, we conclude that enzyme requires certain amount of energy to complete the reaction and that energy is known as activation energy for the reaction.

Learn more about enzymes here:

brainly.com/question/23984210?referrer=searchResults

3 0
3 years ago
Read 2 more answers
Amoebas and euglenas can protect themselves from unfavorable conditions with a _____.
Papessa [141]

<em>Do not pick the other answer, it is incorrect!</em>

The correct answer is:

Cyst

3 0
3 years ago
The smallest unit that can evolve is a _____.
Mariana [72]
<span>The smallest unit that can evolve is a _____. cell</span>
7 0
3 years ago
A solution that contains more solute than it would normally hold at that temperature is said to be
Vitek1552 [10]

Answer: supersaturated

Explanation: A supersaturated solution is a solution in which the dissolved solute is more than the solvent can hold at that particular temperature.

A solution is a substance which sontains a dissolved solute. A solution can be saturated, unsaturated or supersaturated.

A saturated solution contains the maximum amount of dissolved solute a solvent can hold at that temperature.

An unsaturated solution contains less amount of solute than the solvent can hold at that temperature, this means that more solute can still dissolve in the solution.

A supersaturated solution contains more solute that can be dissolved in the solvent at that temperature.

6 0
3 years ago
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