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USPshnik [31]
3 years ago
6

A new species of plant is discovered that closely resembles a known species. Upon further examination, it is discovered that the

new species has a tetraploid number of 4n = 12, while the known species has a diploid number of 2n = 6.Which of the following statements provides a reasonable explanation for the evolution of this new species of plant?
Biology
1 answer:
ExtremeBDS [4]3 years ago
7 0

Answer:

Explanation:

An error in cell division occurred in the known species, leading to the development of an autopolyploid tetraploid offspring that evolved into the new species.

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Pls answer its due soon!!!
pickupchik [31]

Explanation:

Meiosis makes genetic variety possible. It makes sperm & egg cells called gametes. Each gamete has 23 chromosomes. To make a diploid cell two gametes (sperm & cell) come together.

During prophase 1 the chromosomes pair up with their homologous pairs so they can transfer their genetic information and exchange it between each other. It makes recombinant chromosomes that influence the genetic diversity between the same people.

Now they are in metaphase 1, the chromosomes are in pairs in the middle of the cell. In anaphase 1, the chromosomes are pulled away by the spindle fibers. Then in telophase 1, there are two formed nuclei. Cytokinesis 1 then splits the cytoplasm.

Now they are in meiosis 2. During prophase 2, there are chromosomes and the spindles are starting to form again without crossing over like in prophase 1. In metaphase 2, chromosomes are going to line up in the middle in both cells unlike during metaphase 1 where the chromosomes were only in pairs.  In anaphase 2, only the chromatids are being pulled away by the spindle fibers. Next in telophase 2 the nuclei reform and the 2 cells are each going to divide into 4 cells. Finally, cytokinesis completely splits the cytoplasm.

Keeping in mind that each sex only produces one type of gamete cell (sperm or eggs), and of the independent assortment and crossing over of chromosomes, the end result will be diversity.

5 0
2 years ago
Glucose is a reactant in the formula for photosynthesis
mezya [45]

Answer:

Explanation:

TL;DR (Too Long; Didn't Read) The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.

5 0
3 years ago
HELP!! We got a time limit!!PLZZZ!!u meant to put Math as the subject,but HELP!!
Svetlanka [38]
Tbh I don’t know. Sorry ❤️❣️
3 0
3 years ago
Which type of diversity refers to the amount of variation in the gene pool of a species
Alexandra [31]
It was the type of diversity that had to do with the niche depending on which niche you are is the amount of varaiaton in your gene pool
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Root like structures found in mosses and liverworts. used to anchor plant to the substrate, may help draw water towards plant th
trapecia [35]
Gametophytes are photosynthetic & have root-like rhizoids.
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3 years ago
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