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Afina-wow [57]
2 years ago
11

Judy took some dead grass and soaked it in water for a few days. Then she looked at it under a microscope. She saw some tiny thi

ngs moving around under the microscope. How could Judy tell whether what she was looking at were living things? Check all of the following that could be used to decide whether the things Judy saw were living. (
Biology
1 answer:
harkovskaia [24]2 years ago
7 0

Answer:

Living Cells created from the dead grass

Explanation:

Because the water has nutrients.

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asambeis [7]

Zones in which interpersonal interactions can take place are known as proxemics

Edward Hall, a famous anthropologist coined the term ‘Proxemics. He was interested in understanding how humans use space in communication. Thus, proxemics is about the study how humans using space during their communication with others. It is about how close one stand to someone, whether one touches each other and how comfortable we feel are all part of the study of proxemics.

7 0
3 years ago
Determine the new concentration, in mg/mL, of the starch solution you diluted in the Erlenmeyer flask. Recall from the Procedure
Semmy [17]

Answer:

0.05 mg/mL  ( B )

Explanation:

Given data:

20 mg/ml starch

2% solution = 2g of solute is in 100g of solvent

<u>Determine the new concentration in mg/ml </u>

Dilution equation = C1V1 = C2V2

new concentration ; applying the dilution factor

dilution factor = 1 : 400 ; ( 2 /400 )g = 0.005 g of solute is present in every  100 mL

∴ new concentration = 0.00005 g / 1 mL * ( 1000 mg / 1g ) = 0.05 mg/mL

6 0
2 years ago
Positive ions are __ and result when an atom __ electrons.
nikdorinn [45]

Cations, lose

Explanation:

Positive ions are cations and they result when an atom lose electrons.

An atom is made up of subatomic particles:

  • Protons are positively charged particle in the nucleus of the atom
  • Neutrons carry no charges and they share the nucleus with protons.
  • The electrons are negatively charged.
  • When an atom loses an electron, it becomes a positive ion because the number of protons is now more than the number of electrons.
  • An anion forms in a reverse way.

Learn more:

cations brainly.com/question/8698247

#learnwithBrainly

4 0
3 years ago
The beginning of spring in the Northern Hemisphere is marked by the _____.
Blababa [14]

The beginning of spring in the Northern Hemisphere is marked by the Vernal (spring) equinox. I hope this helps!

7 0
3 years ago
What is Carnivorous<br>animal​
Elina [12.6K]

Answer:

An animal that eats only meat (other animals)

Explanation:

A carnivore eats only meat.

An herbivore eats only plants.

An omnivore eats both meat AND plants.

Hope this helps :)

3 0
3 years ago
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