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Aleksandr [31]
3 years ago
15

How can molecular biology be used to trace the process of evolution?

Biology
1 answer:
NikAS [45]3 years ago
7 0

Answer:

Explanation: At the molecular level, the universal genetic code and homologous molecules provide evidence of common descent.

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Determine whether each of the following is a characteristic of the life cycle of a seed plant, a seedless plant, or both. Double
Gnoma [55]

Double fertilization-plants with seeds (flowering plants), two male gametes joining with female gametophyte

Gametophyte generation-both (haploid, sexual stage stage-gametophyte, and the diploid stage that produces spores – sporophyte)

Endosperm formed-plants with seed because it is a tissue formed inside the seed which surrounds the embryo and provides nutrition

Mitosis-both (mitosis occurres in spores)

Spores develop into gametophytes-both but, in seedless plants sporophyte produces spores that will develop into a new organism (multicellular gametophyte) using mitosis, while spores of seed plants are produced internally and develop into more complex structures.


7 0
3 years ago
Pls, help me with this one!
frosja888 [35]
I would say the second answers, growth. This is because we need the nutrients and vitamins from food to help us grow, and keep us healthy.
7 0
3 years ago
How do C4 plants fix carbons?
OverLord2011 [107]

Answer:

C4 plants—including maize, sugarcane, and sorghum—avoid photorespiration by using another enzyme called PEP during the first step of carbon fixation. ... PEP fixes carbon dioxide into a four-carbon molecule, called malate, that is transported to the deeper bundle sheath cells that contain Rubisco.

Explanation:

3 0
3 years ago
Cyanobacteria contain chlorophyll, blue pigment, and _____.
Evgen [1.6K]
It also contains green pigment, in addition they contain various yellowish carotenoids the blue pigment, red pigment, brown, yellow and black pigments. That is what i think.
6 0
3 years ago
Read 2 more answers
WHY IT
BARSIC [14]

It helps get rid of carbon dioxide.

Took me a while to understand any of this XD

8 0
2 years ago
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