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GuDViN [60]
3 years ago
7

Through which of the following body parts do humans take in the energy they need to survive? . A - mouth . B - intestines. C - s

kin . D - stomach .
Biology
2 answers:
Molodets [167]3 years ago
8 0
Humans need energy to survive. The first body part that takes in the energy is the mouth. Food is consumed through the mouth and combined with saliva which through several processes, breaks down and passes through the body and is converted to energy.
Eddi Din [679]3 years ago
5 0
Nutrients and energy from the food (as well as water) we eat are absorbed in the intestines.
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Sign an experiment.
expeople1 [14]

The answers to the questions required for the design experiment above are :

  • If shark attack are related to the number of elephant seals in an area, then shark attack will increase as the number of elephant seal increases

  • If shark attack are unrelated to number of elephant seal in an area, then shark attack is unaffected by increase or decrease in number of elephant seal.

  • The Control Group : Beaches or areas where elephant seals aren't present or period of the year when there are no elephant seal at the beach.

  • The Experimental group : Beaches where varibale portions of elephant seals are found (area with high, medium or low).

  • The Dependent variable : Number of shark attacks

  • The Independent variable : The different number of elephant seals found.

  • Data to be collected include : The number and type of elephant seals found at various beaches and the number of shark attacks recorded at the various points.

  • John will be able to deduce if the number of elephant seals and number of shark attacks recorded corded are related.

The hypothesis of an experiment is a proposition which requires experimental testing in other to establish it's validity.

The Control Group refers to a portion of the subject which aren't given or exposed to the treatment used in an experiment.

The Experimental group are the portion of the subjects which are subjected to the treatment condition.

The Dependent variable is the measured variable is changes as the independent variables are tweaked.

Independent variable is the predictor variable, it causes a change in the output of the dependent variable.

Learn more : brainly.com/question/17528320?referrer=searchResults

5 0
2 years ago
Freckles are a dominant trait in humans. Both of the girls have the genotype FF for freckles. If either one marries a man with n
sweet [91]

The answer is actually 100%

5 0
3 years ago
Plzz hhheeeelllllpppp mee! Which great scientist laid the ground work for the scientific method we use today?
zepelin [54]

Answer: b

Explanation:

if thats wrong then its c, hope this helped

7 0
3 years ago
Read 2 more answers
A pine forest on the coast is destroyed by a tsunami. After the tsunami small plants began to grow followed by some small trees
SCORPION-xisa [38]

Answer:

Secondary succession has happened.

Explanation:

secondary succession is the ecological succession that occurs after the initial succession has been disrupted and some plants and animals still exist. It is usually faster than primary succession

6 0
3 years ago
How is zero, oxidation numbers, and noble gases related​
german

Of its valence electrons or the no. Of valences in its Valence shell .In case of noble gases, their outermost shell is absolutely crammed so no emptiness is available in the outer maximum shell. Thus the oxidation kingdom is 0(zero)for Noble gases. Because, they've complete electrons in their out maximum shell.

hope this helps

4 0
3 years ago
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