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bekas [8.4K]
4 years ago
5

A

Biology
1 answer:
EastWind [94]4 years ago
3 0
A series of paired statements that describe that various physical characteristics of different organisms is called DICHOTOMOUS KEY OR TAXONOMY KEY  
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The food for dicot embryos is stored in the endospermcotyledons while food for monocot embryos is stored in the cotyledonsendosp
fiasKO [112]

Answer;

-Endosperm

-Cotyledon

The food for dicot embryos is stored in the endosperm while food for monocot embryos is stored in the cotyledons.

Explanation;

-The storage of food reserves in angiosperm seeds differs between monocots and dicots.

-Seeds need a supply of food to support the embryo plant until it can collect its own food. In monocots, there is usually a supply of food, called endosperm, inside the seed coat but separate from the cotyledon. In dicots, the cotyledons contain the endosperm.

3 0
3 years ago
Read 2 more answers
"A BbGg x bbgg cross yields a phenotypic ratio of approximately 5 black eyes, green skin : 5 orange eyes, white skin : 1 black e
Anna11 [10]

Answer:

<u>D. Mendel's law of independent assortment is being violated</u>.

Explanation:

The alleles of two (or more) different genes get sorted into gametes independently of one another or the allele a gamete receives for one gene does not influence the allele received for another gene, This is <u>Mendel's law of independent assortment. </u>

From the question, it is clear that phenotypes of black eyes is interdependent to green skin and phenotype of orange eyes is interdependent to white skin so it is violation independent assortment law.

All the four phenotypes are expressed fully in offspring so it is not violating law of segregation and these are not co-dominant.

5 0
3 years ago
HELP ME PLEAAAAAAAAASE! THANK YOUUUUUUUUUU!!
joja [24]
2. the answer is no because both the proteins of the insulin are different. 
5 0
4 years ago
Construct the correct sequence of events for meiosis I, starting at the top.
anzhelika [568]

The sequence of events in meiosis I is first 'chromosomes condense and crossing over occurs', second 'paired homologues align at the equator', third 'chromosomes are pulled to opposite poles', fourth 'separated homologues cluster at each pole' and fifth 'nuclear envelope re-forms around each daughter nucleus'.

Meiosis is a reductional cell division by which a parent cell produces four daughter cells with half of the genetic material.

Meiosis can be divided into meiosis I and meiosis II.

During prophase I (meiosis I),

  • Chromosomes condense
  • Begins the formation of the spindle apparatus from cytoskeleton present in the cytoplasm
  • The homo-logous chromosomes pair and crossing over occurs. Crossing over refers to the interchange of genetic material between non-sister chromatids.

During metaphase I,

  • The homo-logous chromosomes align at the equator plate of the cell
  • The microtubules attach to the kinetochores of sister chromatids

During anaphase I,

  • The microtubules shorten
  • The chiasmata, which link homo-logous chromosomes together until anaphase I, are broken
  • The homo-logous chromosomes are pulled to opposite poles, thereby, one chromosome of each pair randomly moves to one pole of the cell and the homologous chromosome to the other.

During telophase I,

  • The separated homologous chromosomes cluster at each pole of the new cells
  • The nuclear envelope is formed around each cell nucleus.

Learn more in:

brainly.com/question/2095046?referrer=searchResults

7 0
3 years ago
6.2. males afflicted with kartagener's syndrome are sterile because of immotile sperm, and they tend to suffer from lung infecti
Sonja [21]
I mean i feel as if the dad should know that because of the fact that its his sperm
6 0
4 years ago
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