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Ipatiy [6.2K]
3 years ago
7

During the early stages of meiosis, two chromosomes in a homologous pair may exchange segments, producing genetic variation in s

ex cells. This process of exchange is called
Biology
2 answers:
Ainat [17]3 years ago
4 0
This process is called crossing-over.
GREYUIT [131]3 years ago
3 0

Answer:

crossing over.

Explanation:

When two chromosomes in a homologous pair exchange segments, producing genetic variation in sex cells the process is called crossing over.

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What are meristems or meristematic tissues?
levacccp [35]

Answer:

Meristematic tissues, or simply meristems, are tissues in which the cells remain forever young and divide actively throughout the life of the plant. ... A plant has four kinds of meristems: the apical meristem and three kinds of lateral—vascular cambium, cork cambium, and intercalary meristem.

Explanation:

thier you go!

6 0
3 years ago
28. Carbohydrates and nucleic acids are important molecules found in living things.
ruslelena [56]
28. Part A.
A nucleic has a sugar group, a phosphate group, and nitrogenous base. A carbohydrate only has the sugar group units.
Part B
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31
Part A
The phenotype will be red flower.

Part B.
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5 0
3 years ago
Why is myxoma no longer effective in controlling rabbit population?
Margaret [11]

The development of resistance to the disease has taken different courses. In Australia, the virus initially killed rabbits very quickly – about 4 days after infection. This gave little time for the infection to spread. However, a less virulent form of the virus then became prevalent there, which spread more effectively by being less lethal. In Europe, many rabbits are genetically resistant to the original virus that was spread. The survival rate of diseased rabbits has now increased to 35%, while in the 1950s it was near zero.[15]

Hares are not affected by Myxomatosis, but can act as vectors.<span>[16</span>

<span>please mark as brainliest</span>

6 0
3 years ago
Which of the following descriptions applies to most protists
Gennadij [26K]
Where are the choices?
4 0
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The sun is a vital part of the earth, so if it changes energy levels, it will clearly have an affect on the earth. If the energy increases, it'll most likely dry out the grass and melt the snow, etc. If it decreases, the snow could freeze and change the climate.
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3 years ago
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