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Zina [86]
1 year ago
5

Do you think true water-conducting tissue is a derived character of either embryophytes or green algae? Why or why not?

Biology
1 answer:
ludmilkaskok [199]1 year ago
8 0

Answer:

i think true water-conducting tissue is a derived character of green algae?

Explanation:

WHY?

Many characteristics of land plants also appear in algae like both are multi cellular, euks, photosynthetic autotrophs so are brown, red, and certain green algae, plants have cell walls made of cellulose and so do green algae

However, charophytes are the only present day algae that share these traits with land plants

1.Rings of cellulose-synthesizing proteins (circular rings of proteins in plasma membrane that make cellulose of cell wall)

2.Structure of flagellated sperm

3.Formation of a phragmoplast ( group of microtubules known as phragmoplast formes b/t daughter nuclei of a dividing cell, giving rise to a cell plate making cross wall that separates the daughter cells)

Comparisons of both nuclear and chloroplast genes point to charophytes as the closest living relatives of land plants

Land plants are not descended from modern charophytes, but share a common ancestor with modern charophytes

WHY NOT?

The origin of embryophytes, as these multicellular plants arose and conquered the land, was a pivotal event in the history of life on earth. Without embryophytes, there would be no animals or humans surviving on the land portion of our planet. The provide food, habitat, energy, oxygen, protection, and numerous vital other functions for the world's creatures. Human beings also benefit from the aesthetic beauty, medicines, and innumerable products derived from these diverse plants.

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Clouded leopards live in tropical rainforests of South-East Asia. The normal spots (brown with a black outline) are dominant and
dimaraw [331]

Answer:

<em>The genotype of the mother will be Bb.</em>

Explanation:

A punnet square can be described as a diagram which is made to depict the outcome of a cross.

In the scenario discussed in the question, the genotype of the male parent will be bY. This is because he has the recessive black spots. As he is a male, he'll only have one allele for this gene.

In order to have one of spot design for each gender, the mother will have the genotype  Bb.

The punnet square will be as follows:

        b          Y

B   Bb         BY

b   bb         bY

5 0
1 year ago
An organism has the following genotype: AABb. What type of gametes can be produced, and in what proportions ?​
algol13

Answer:

AB Ab AB Ab

AB 50 Ab 50

Explanation:

4 0
1 year ago
A maternal effect can cause the offspring phenotype ratio to depart from that of classic Mendelian inheritance. In a species of
MArishka [77]

Answer:

A. 4 right handed coil:0, left- handed coil

Explanation:

According to MENDELION CROSS:

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NN, Nn, Nn are the 3 right handed coiling and nn is left handed coiling.

But in case of shell coiling in snails, maternal inheritance is applied in which offspring is decided only by phenotype.

Maternal traits: Here,female parent has right handed shell coiling. so, all the offsprings will have the same.

Hence, the phenotypic ratio will be:

4 Right handed coil: 0 Left handed coil

8 0
2 years ago
Both the heart and arteries contract to pump blood throughout the body. Please select the best answer from the choices provided.
rosijanka [135]

The heart and the arteries of a person, both contracts to pump the blood throughout the body. The aorta, which is the largest artery of the human body, pumps the blood from the heart to the entire body of a person. The oxygen-rich blood is pumped out of the left ventricle when its contraction into the aorta, from where it is transported to the whole body.

Hence, the given statement is true.

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2 years ago
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Tobias drank from a contaminated water fountain
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