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Hitman42 [59]
4 years ago
5

write two paragraphs in your own words that compare and contrast how you (humans) communicate with sound and how dolphins and ot

her whales use sound in water.
Biology
1 answer:
Darya [45]4 years ago
6 0

Whales use their lower jawbone to the middle ear. whereby they can ear clearly while they are in the water. Human ears and dolphins ears they work the same . They receive sound directly from the air.

In similar way dolphins and human ears are placed in basic anatomical location which is same as on the head. Without a medium hearing is not possible.

The medium sound for human is air. Sound travels 343 meters per second in air and 147 meters per second in water. The most effective way of transmitting sound waves is through water.

We can say that the sound will be fast to travel in medium if the molecules are closer.

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Why is the Regulation of gene expression so important when producing specific gene products (protein or RNA)??
dangina [55]
There are two known gene products, RNA and protein. 

The regulation of gene expression is important because in different moments of human deveopment different substances are needed and also during the stable fase of human development (adulthood) necessities are dieverse.

The regulation of gene expression is what makes cells and an tissues different and that is why it's also so important.


This question is indeed not east. Hope I suplied enough information according to your needs (there is still way more info on the subject).



Hope it helped,

Happy homework/ study/ exam!

6 0
4 years ago
Plants in the desert _______. a. effectively conserve and retain water b. have high levels of transpiration c. release 50-80% of
Ivanshal [37]
The answer is A and here is why:
We know that plants conserve and retain water. But the reason they do that is so they have enough water to survive. If the plants transpire more, they would lose water, so we know it isn't B. Same thing for C, if they give back 50-80% of the water, they are losing water. And it is obviously impossible for desert plants to make their own precipitation because precipitation is rain and snow and no plant can create that. So, using the process of elimination we can determine that the answer to the question is definitely A. effectively conserve and retain water  
4 0
3 years ago
Read 2 more answers
what is the name of the triangularly shaped structures in the medulla of a kidney that contain the nephrons?
yuradex [85]

The medulla is the inner region of the parenchyma of the kidney. The medulla consists of multiple pyramidal tissue masses, called renal pyramids.

The kidney's parenchyma's interior section is called the medulla.

The renal pyramids, which are triangle-shaped structures with a dense network of nephrons within them, are a collection of several pyramidal tissue masses that make up the medulla.

The Bowman's capsule, which is shaped like a cup and is located in the cortex of the kidney, is at one end of each nephron. The glomerulus, a group of capillaries that conducts blood from the renal arteries into the nephron where plasma is filtered via the capsule, is encircled by it.

The filtered fluid exits the capsule and travels via the collecting ducts and distal convoluted tubule before exiting the body through the ureter. It then travels down the proximal convoluted tubule to the loop of Henle. The complicated management of water and ion concentrations in the body is made possible by the numerous components of the nephrons, each of which is selectively permeable to distinct molecules.

To learn more about the nephron loop please click on the given link: brainly.com/question/28259406

#SPJ4

8 0
1 year ago
Cellulose is found throughout the cell walls of plant cells. Cellulose makes cell walls rigid, which indicates that cellulose is
Digiron [165]
Hello There!

It is A carbohydrate. Carbohydrates are essential parts of the cells function.

Hope This Helps You!
Good Luck :) 

- Hannah ❤ 
8 0
3 years ago
Read 2 more answers
During a trip, a lightly-pigmented individual is looking forward to lying on a beach and
Lapatulllka [165]

Answer:

No

Explanation:

Evolution is a process by which a species accumulates and adopts genetic changes in order to permanently change their genetic codes. Gaining a tan is the process of your skin cells being fried by UV light. Therefore, tanning is not an evolutionary act.

8 0
2 years ago
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