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alina1380 [7]
4 years ago
13

Which is true about scientific theories?

Biology
1 answer:
IRINA_888 [86]4 years ago
8 0
C.scientific theories can be rejected by new reliable evidence
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Eukaryotic cells achieve compartmentalization through an extensive endomembrane system that weaves through the interior of the c
marysya [2.9K]

Answer:

True

Explanation:

During the evolution of eukaryotic cells, the complexity of size and their functions increased, so that a proportional increase in the surface of the <u>cell membrane</u> would be necessary, making it possible for the cell to perform several functions at the same time.

Through differentiations of the structures, it was possible to develop intracellular membranes in the form of organelles capable of performing various functions at the same time, such as cellular respiration and digestion.

8 0
3 years ago
What characteristics make pteridophyta different from seed bearing plants​
larisa [96]

Differences Between Pteridophytes and Seed Plants

Pteridophytes don't produce cones, flowers, or fruit, unlike these seed plants. Instead, Pteridophytes produce spores. Spores are living, single-celled structures that are essential to the life cycle of many plants.

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5 0
2 years ago
If you were making a product of artificial "Grow-Lites" for plants, what color light should
UNO [17]

Answer:

<u>-blue and red light</u>

Explanation:

Plants produce sugars or carbohydrates during the process of photosynthesis. They absorb light energy from the electromagnetic spectrum with pigments within the thylakoid membrane, like chlorophyll a, chlorophyll b.

Chlorophylls are made of ringed molecules chlorine, a hydrogenated form of porphyrin with a magnesium ion bonded to four atoms of nitrogen. Chlorophyll a shows the most absorption of red light  (642 nm) and blue light (372 nm); while chlorophyll b shows the most absorption at 626 nm and 392 nm.  

Different types of chlorophyll sidechains change the molecules' absorption ranges; A's methyl group is bound at carbon 7,  B's aldehyde (CHO) ring is bound at carbon 7.  Both absorb light from orange-red and violet-blue wavelengths. As such, the best light wavelengths for photosynthesis are within the blue and red wavelengths (425–450 nm) and (600–700 nm).

8 0
3 years ago
1. It is the state of matter that is very compressible a. liquid b. solid c. gas d. Plasma NEED HELP GUYS
fomenos

Answer:

C

Explanation:

In general, Gases are the most compressible and solids are the least compressible.

6 0
3 years ago
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This is combined in a special way to form glucose in an cell
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Carbohydrate is the answer
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3 years ago
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