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Butoxors [25]
3 years ago
11

Based on the phylogenetic tree, identify approximately how many millions of years ago the earliest south Asian river dolphin evo

lved
Biology
1 answer:
Fynjy0 [20]3 years ago
8 0

my guess is that it is 130 Million

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Adjacent plant cells have narrow channels called plasmodesmata that pass through the cell walls of the connected cells and allow
Zepler [3.9K]
<h2>Functions of plasmodesmata</h2>

Explanation:

  • They allow the movement of cells to cells for cytoplasmic connection between different cells
  • Plant cells, encompassed as they are by cell dividers, don't get in touch with each other through wide stretches of plasma film the manner in which creature cells can. Be that as it may, they do have particular intersections called plasmodesmata (solitary, plasmodesma), places where a gap is punched in the phone divider to permit direct cytoplasmic trade between two cells.  
  • Plasmodesmata are fixed with plasma film that is consistent with the layers of the two cells. Each plasmodesma has a string of cytoplasm stretching out through it, containing a much more slender string of endoplasmic reticulum.
  • Particles beneath a specific size (the size rejection limit) move unreservedly through the plasmodesmal channel by latent dissemination. The size avoidance limit changes among plants, and even among cell types inside a plant. Plasmodesmata may specifically enlarge (extend) to permit the section of certain huge atoms, for example, proteins, in spite of the fact that this procedure is inadequately comprehended.

3 0
3 years ago
The adaptation that made possible the colonization of dry land environments by seed plants is most likely the result of the evol
mel-nik [20]

Answer:

The correct answer is A. pollen.

Explanation:

Pollen is a very efficient way to colonize and reach further. It's believed that this adaptation is the main reason why land plants could colonize so many environments. The fact that pollen is little and easily transported also was very important.

3 0
2 years ago
Match the following vocabulary words. 1. First filial generation; the first generation from a given cross gamete 2. Second filia
olga_2 [115]

Answer:

i think it is number 1 hope this helps good luck

Explanation:

3 0
3 years ago
Im having lots of troubles understanding this question. if anyone could help me with the answer but most importantly how to iden
amm1812
Answer: monosaccharides

(monosaccharides are sugars that cannot be hydrolyzed further to yield simpler sugars. an example of a monosaccharide would be glucose)

———
i hope this is right, super sorry if it’s not
4 0
3 years ago
Can somebody help me?
ryzh [129]

Answer:

Nervous system

Explanation:

3 0
2 years ago
Read 2 more answers
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