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Anna [14]
3 years ago
15

What is energy?Give an example of how energy is used in a living organism

Biology
1 answer:
nordsb [41]3 years ago
3 0

Energy is the strength required to do something

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Alex is participating in a 50 meter dash. Predict the most important chemical process his muscles will rely on during this race.
natta225 [31]

Answer: The correct answer to the question is option E

BOTH ANAEROBIC RESPIRATION AND CREATININE PHOSPHATE BREAKDOWN.

Explanation: 50 meter dash is a race,a form of exercise, energy is required as well as muscle contraction and chemical processes.

Alex muscles will rely on the following chemical processes during the race;anaerobic respiration and creatine phosphate breakdown.

These chemical processes are explained below;

Aerobic respiration uses oxygen to generate energy but unlike aerobic respiration, anaerobic respiration breaks down glucose to provide energy and create adenosine triphosphate(ATP), lactic acid and ethanol.

Muscle contraction cannot take place without the supply of energy by ATP, molecules can store energy in it's phosphate form, this molecule is known as creatine phosphate,when this happens,ATP that is in excess will then transfer it's energy to creatine,this action will produce creatinine phosphate and adenosine diphosphate (ADP) and they will now be stored as reserve of energy that can be used to produce more ATP and thus energy is produced.

5 0
3 years ago
3. The island of Rum in Scotland had wolves and trees 500 years ago. It now has neither. A. Offer one hypothesis for the current
pychu [463]

To test for the keystone species hypothesis, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

<h3>What is a keystone species?</h3>

A keystone species is an organism whose existence defines an entire ecosystem such that them, the ecosystem would be severely affected or may not exist.

Trophic cascades are events which result in serious distortions in an ecosystem as a result of the removal or addition of a top predator.

To test for the hypothesis of keystone species and trophic cascades, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

Learn more about keystone species at: brainly.com/question/2044051

#SPJ1

3 0
2 years ago
What is true of all eukarotes?
inysia [295]

Answer: they all have a nucleus

Explanation:

Unlike prokaryotes, the dna is neatly inside the nucleus and not scarttered around, The types of eukaryotes are plant and animal cells

3 0
3 years ago
Are the cells produced just after meiosis i considered haploid or diploid and why?
GrogVix [38]

Answer:

However, Meiosis I begins with one diploid parent cell and ends with two haploid daughter cells, halving the number of chromosomes in each cell. Meiosis II starts with two haploid parent cells and ends with four haploid daughter cells, maintaining the number of chromosomes in each cell

Explanation:

Thank me later <3

7 0
3 years ago
Brenda has learned to take an over-the-counter medication 30 minutes before she eats a spicy meal. when she does this she is abl
notka56 [123]
<span>This is avoidance conditioning. Brenda has been able to successfully link the over-the-counter heartburn medicine to an avoidance of discomfort. By taking the pill, she has received a negative reinforcement due to the removal of the indigestion. The reinforcement will likely lead to Brenda continuing to take the medicine until she habituates to it and does not receive the same benefit(s).</span>
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