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saveliy_v [14]
3 years ago
5

BRAINLIESTTT ASAP!!

Biology
2 answers:
malfutka [58]3 years ago
5 0
Mass and energy is neither created nor destroyed. All of the chemical reactions that occur in living things follow this rule.
Svetach [21]3 years ago
3 0
There's many ways in fact. Let's say a person is sitting on a bike. If they are on top of the hill sitting there it's potential energy. Then they ride down the hill, kinetic has taken place. (type of energy to energy) So its an energy transformation too! And the laws of conservation of energy states, "Energy can't be made or destroyed.". Mass adds to the velocity and speed.
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Enfermedad en la que hay una distensión de algún ligamento.
Oliga [24]

Answer:

Esguince

Explanation:

Es cuando hay un desgarre o distensión de un ligamento

6 0
3 years ago
The chemical energy in a battery is transformed into electrical energy used to power a cell phone. Which statement about this tr
grin007 [14]

Answer:

The total amount of energy remains the same during the transformation.

Explanation:

8 0
3 years ago
Which molecules do cells need to release energy? (Can you make it look like 7th grade writing please well if you can)
icang [17]

Answer:

Cells need oxygen and glucose.

Without oxygen, electron transport chain cannot take place and the cells cannot get the energy they need (since the cell uses oxygen to break down glucose which os what produces energy). When the cells cannot perform their function, they die.

8 0
3 years ago
PLEASE HELP WILL GET FAILING GRADE IF I CAN'T FINISH THIS ASSIGNMENT!!!
miskamm [114]
1. Depth: The water level in the Great Salt Lake fluctuates from year to year.  Water levels drop and salinity increases when less water flows into the lake than usual. Not only that, but the wetlands dry up and the shoreline recedes. The reason the shoreline shifts so dramatically is because it sits at the bottom of a broad and relatively flat basin. For a visual example, think of pouring water into a plate versus a bowl.  
Salinity: This Great Salt Lake has a high mineral content, as most terminal lakes are, which means that it is quite salty.   Even the fresh water flowing into the lake contains small amounts of dissolved minerals.  As water evaporates from the lake, the minerals stay behind.  As a result, these minerals have accumulated to very high levels because they have been left behind for thousands of years. The Great Salt Lake is between 3.5 and 8 times saltier than the ocean. However, the organisms that survive in such saline conditions have adapted to their surroundings through special features. 
Temperature: The Great Salt Lake has a very shallow depth, with an average of 14 feet deep and a mere maximum of 33 feet. This means that a lot of the surface area is exposed to the air, and is at the mercy of its seasonal temperature fluctuations. In the summer, rise to more than 80 degrees Fahrenheit while falling to below freezing in the winter.  
2. Depth: Salinity drops and lake levels rise during high precipitation years. Wetlands get covered by salt water, and the shoreline expands, sometimes destroying wildlife habitats and killing sensitive vegetation. 
Salinity:  <span>Changes in lake elevation are accompanied by changes in salinity. The salinity in the lake decreases as incoming fresh water dilutes the salt water.  This happens during the wet years.  During dry years, however, salinity increases as continued evaporation removes fresh water.  
</span>Temperature: Because of the lake's salt high content, the water doesn't usually freeze. However, as the temperature drops during the winter, less saline zones freeze solid, and most of the lake turns into a vivid pea-soup green color.  In mid-March, temperatures begin to rise again as brine shrimp begin hatching.  By late April, juvenile, and adult brine shrimp fill the water, serving as food for migrating and breeding birds.
3. Brine shrimp are smaller in highly salty water and larger in less salty water. Also, salinity levels also affect the rate of sexual development. Higher salinities produce adults who reach maturity quicker but are shorter in length. As salinity increases, the abdomen becomes longer relative to body length.  Low salinity may also cause cysts to crack prematurely, as well as allowing other competitors into the ecosystem.  High salinity results in offspring that develop quickly but are smaller and have a relatively longer abdomen.  In short, effects of abiotic conditions on brine shrimp are development rate, the rate of sexual maturity, the overall length of the abdomen, amount/type of food available, cyst density and location.
4. One limiting factor of brine shrimp are predators: corixids that consume brine shrimp, grebes that consume brine shrimp and their cysts, and humans that commercially harvest brine shrimp cysts.  Another limiting factor for brine shrimp is cooler temperatures.  They<span> are much more productive in warmer water and consume more phytoplankton.  However, when the lake water temperature is cold, the shrimp population tends to decline. </span>
4 0
3 years ago
8) You are studying a group of chameleons that are currently present across many southern hemisphere landmasses. Species 1 is fo
Elodia [21]

Answer:

Explanation:

Dispersion and vicariance are the processes by which speciation is generated in biogeography.

A phylogeny represents the evolutionary relationships between different species.

In this phylogeny, species 5, 1, 6 and 3 originated from vicariance processes, and their position in the phylogenetic tree is due to the order of separation of the mentioned regions. Species 2 and 4 originated from dispersal processes, and are expected to have a closer evolutionary relationship with the species that were in the areas from which they were dispersed, in this case, with Africa and Australia respectively.

6 0
3 years ago
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