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Anton [14]
3 years ago
14

A positive ion will attract

Biology
2 answers:
arlik [135]3 years ago
4 0

Answer:

a negative charge.

Explanation:

salantis [7]3 years ago
4 0

Answer:

no

Explanation:

( ´・・)ノ(._.`)

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The stomach makes a substance that gives the correct pH for enzyme action. Name this substance.
Leto [7]

Answer:

The stomach produces hydrochloric acid.It kills many harmful microorganisms that might have been swallowed along with the food.The enzymes work best in acidic conditions-at low pH

5 0
2 years ago
1. Annual plants continue to grow indefinitely after flowering. True / False.
snow_tiger [21]

Answer:

1. false

2. true

3. true

Explanation:

1. Annuals are the plants that complete their life cycle in one season or one year. These are the herbaceous plants that grow, flower and die in one season. Examples of annuals are geranium, marigold, etc.  

2. In a flower, the whorl of petals is called corolla while the whorl of the sepal is known as calyx. In flowers, calyx and corolla together make perianth. The calyx is outer to corolla in a perianth.  

3. The fruit is a matured and ripened ovary that provides protection to the seeds present in it. Fruits are formed after fertilization and may contain one or more seeds. Tomatoes are the simple berry fruits while cucumber is pepo, the modified berries. Broccoli is the flower head while celery is the edible leaf.  

4 0
3 years ago
A good model of the cell membrane would be
mixer [17]

C. A wall of stones and mortar

This would act as a model describing the cell membrane.

Explanation;

A cell membrane is made up of a phospholipid bilayer with embedded proteins.

A cell membrane hold the different components of the cell together and to protect it from the environment outside the cell. It acts as a boundary between the inside environment and the outside environment of a cell.

It regulates the materials that enters and exits the cell; through selective movement of substances in and out of the cell.

6 0
3 years ago
What are the like terms in the expression: 2a + 3b+ 4C - 5a + 8 - 4
irakobra [83]

Answer:

2a and -5a

8 and -4

hahahah they are separate from each other

2a and -5a simplifies to -3a

8 and -4 simplifies to 4

Explanation:

hope this helps!

5 0
3 years ago
Consider how Photosynthesis and Cellular Respiration are linked. Explain how, together, the 2 processes can be described as a cy
miv72 [106K]
The products and reactants of each cycle are connected. reactants of photosynthesis (6O2 and C6H12O6) are recycled as products in cellular respiration which produces 6H2O 6CO2 and energy to fuel photosynthesis
7 0
3 years ago
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