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aliya0001 [1]
3 years ago
12

What is real depth and apparent depth​

Biology
1 answer:
horsena [70]3 years ago
4 0
Real Depth is actual distance of an object beneath the surface, as would be measured by submerging a perfect ruler along with it. Apparent depth in a medium is the depth of an object in a denser medium as seen from the rarer medium. Its value is smaller than the real depth.
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Atrophy in a sentence
Elza [17]
Without exercise, her muscles might atrophy.
6 0
3 years ago
What is the role of the uterus in the development of the fetus and the placenta
Genrish500 [490]
The uterus is like a holding capsule. 
7 0
4 years ago
Muscle tissue has all of the following properties except ________. A) contractility B) excitabilityC) extensibility D) secretion
Lelu [443]

Answer:

D) secretion

Explanation:

Muscle tissue is tissue that composes all types of muscles, skeletal, cardiac and smooth muscles. There are four main common properties of all muscles:

  1. Contractility-ability to contract. In the case of skeletal muscles it is voluntary, while in cardiac and smooth muscles it is unconscious.
  2. Excitability-ability to change  membrane potential usually by the influence of nervous impulse.
  3. Extensibility-the capacity to lengthen
  4. Elasticity-ability to change its length and then return to previous.
8 0
3 years ago
Which of the following situations accurately describes a difference between a food chain and a food web?
hoa [83]

“A carnivore eats both a rabbit and a mouse in a food web” accurately describes a difference between a food chain and a food web.

 

<span>A food chain is a series of events in which one organism eats another and obtains energy. An example could be a forest food-chain. The bear is the top of the food chain. The bear eats a coyote. The coyote ate the rabbit. The rabbit ate the grass. Since the grass can't technically eat anything, it's the bottom of the food chain and the food chain ends. </span>

 

<span>A food web is a diagram showing the various different plants and animals in an ecosystem in relation to each other. It encompasses many consumers of each different level, acknowledging that one predator may eat several different kinds of prey, and that one kind of prey may be eaten by several kinds of predators. There are many food chains within a food web, and one creature is not necessarily at the top of the hierarchy. </span>

 

The correct answer between all the choices given is the second choice or letter B. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

6 0
3 years ago
Evaluate the statement: "Scientists just perform experiments to prove what they already believe."
pochemuha
In a way, yes.

experiments need a hypothesis (this would correspond to "what they already believe") which has to be a specific proposal, not a question (e.g. turtles reproduce sexually)

their experiments proove (or, better said: test!) whether  "what they already believe" is true.
4 0
4 years ago
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