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ankoles [38]
2 years ago
12

The atomic number, of an element, indicates​

Biology
2 answers:
Vinil7 [7]2 years ago
7 0
The number of protons in the nucleus of the atom.
lutik1710 [3]2 years ago
6 0

Answer:

The symbol for an atom can be written to show its mass number at the top, and its atomic number at the bottom. To calculate the numbers of subatomic particles in an atom, use its atomic number and mass number: number of protons = atomic number. number of electrons = atomic number.

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Please help worth 95 points. Project: Algae Cultures: Directions
Alik [6]

Answer:

UNICELLULAR, MULTICELLULAR, OR COLONIAL EURKAYOTE WHOSE CELL WALLS MAY CONTAIN CELLULOSE; CAN BE PLANTLIKE, ANIMAL-LIKE, OR FUNGUS LIKE

a) IF IT IS A EUKARYOTE, BUT NOT AN ANIMAL, PLANT, OR FUNGI THEN IT IS A PROTIST

1. Protists are classified more easily by what they are not than by what they are

a) Protists are not animals, plants or fungi because they do not have all of the characteristics necessary to place them in any of these kingdoms

2. Kingdom Protista was created to include this diverse group of more than 200,000 organisms

3. ALL PROTISTS ARE EUKARYOTES WHICH MEANS THEY HAVE MEMBRANE BOUND ORGANELLES AND A DNA FOUND IN A MEMBRANE BOUND NUCLEUS

a) like all eurkayotes, the DNA of protists is found within the membrane bound eukaryotes, there are remarkable differences in their reproductive methods

b) Some reproduce asexually by mitosis while others exchange genetic material during meiosis

PROTISTS ARE CLASSIFIED BASED ON THEIR METHOD OF OBTAINING NUTRITION

1. There are divided into three groups using this method:

a) animal-like protists/protozoan

b) plantlike protists/algae

c) fungus like protists

HETEROTROPHIC, UNICELLULAR, ANIMAL LIKE PROTIST

1. Usually ingest bacteria, algae, or other protozoans

2. REQUIREMENTS:

a) ingest food, heterotrophs

b) no cell walls

3. Some are parasites

1. Cillates

2. amoebas

3. apicomplexans

4. zooflagellates

5. paramecium

Explanation:

6 0
2 years ago
Read 2 more answers
Proteins that speed up (catalyze) chemical reactions are called enzymes. Many enzymes are required for proper metabolic reaction
Scorpion4ik [409]

Answer:

Cobalt  Co

Explanation:

Co and Zn can fully replace each other, except perhaps for  small individual requirements that are met by minute metal concentrations supplied as contaminants.

3 0
3 years ago
What type of statement would the following be considered? "I'm not a Math person because I'm not smart enough."
rjkz [21]
<h2>Fixed Mindset </h2>

Fixed mindset would be considered because of the reason that people think that their features are fixed. They consider that their qualities cannot be changed. They archive their abilities and skills. Although, they also think that their skills matter to achieve their goals. They consider that struggle does not matter.

The only necessity is talent and intelligence. Therefore the growth mindset is a false statement.

7 0
2 years ago
Many people place bat boxes on their property to provide housing that attracts insect -eating bats. Explain how this activity ha
Pepsi [2]

Answer:

Bat boxes at homes provide housing to insect-eating bats which has two major positive effects on the environment:

  • Bat boxes provide bats a natural habitat and they act as natural pest control in the environment. They are very helpful for reducing or controlling the population of mosquito and balance the food chain in the environment.
  • Bat is known as very good pollinators which helps in the pollination of flowers or spread their seeds. So bat boxes at home increase pollination in nearby areas and increase biodiversity in the environment.

Hence, bat boxes at houses have a positive effect on the environment.

7 0
3 years ago
Improve the student’s model of gas exchange by drawing the missing component.
larisa [96]

Answer:

The diagram can be improved by:

                                  Lungs

                                       ↓

                                   oxygen

                                       ↓

                      Red blood cells (carrying oxygen)

                                       ↓

                  Organs (like stomach and liver etc) from where carbon    

                               is taken and oxygen is supplied

                                         ↓

                   RBC's carrying Carbon dioxide to the lungs

The component which is missing in the diagram are the organs where exchange of gases occurs. The red blood cells carry oxygenated blood from the lungs to all parts of the body and carries the wast carbon dioxide gas from them back to the lungs. The carbon dioxide is then exhaled by the lungs.

8 0
3 years ago
Read 2 more answers
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