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asambeis [7]
3 years ago
13

What has led scientists to believe that echinoderms are more closely related to humans and other vertebrates than to cnidarians?

Biology
1 answer:
hram777 [196]3 years ago
7 0
Research study show that sea urchins displayed similarity with humans like having an immune system and genetic material (DNA). Both belong to the deuterostomes. These animals are similar based on their early stage of development specifically during the embryos form.
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Which region would likely have the greatest amount of biodiversity?
Lynna [10]

Answer:

C: a coastal region with three ecosystems, each of which supports many different species

Explanation:

Biodiversity means the variety of life in the world or in a particular habitat or ecosystem. So, a costal region with three ecosystem and each has many species would be a biodiversity.  

7 0
3 years ago
The process of diffusion of solvent particles from the region of less solute Concentration to a region of High solute Concentrat
pogonyaev

Answer:

The process of diffusion of solvent particles from the region of less solute Concentration to a region of High solute Concentration through semi-permeable Membrane is known as (osmosis)

3 0
3 years ago
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The process of cell division that creates sex cells in sexually reproducing organisms is called
Eva8 [605]
<span>The answer is "Meiosis".
 
Meiosis is a cell division process which forms four daughter cells which are different from parent cell. Formed daughter cells have half of chromosomes when compared to parent cells. Hence, Daughter cells are haploid (have single set of chromosomes). This process occurs in the sexually reproductive organisms and formed daughter cells can be either sperms or egg cells according to the gender of living being.</span>
5 0
3 years ago
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In drosophila the gene for eye color is located on ____.
MaRussiya [10]
In drosophilia, the gene for eye color is located on the x chromosome.
3 0
3 years ago
From fossil evidence, you know two species shared a common ancestor approximately 50 million years ago. In comparing a known neu
MissTica

Answer:

Option c (2\times 10^{-9}) is the correct alternative.

Explanation:

Given:

Common ancestor,

= 50 million years ago

Base differences,

= 92

Now,

The predicted mutation rate will be:

= \frac{92}{50\times 10^6\times 1000}

= \frac{1.84}{10^9}

= 1.84\times 10^{-9}

or,

= 2\times 10^{-9}

Thus the above solution is the right one.

4 0
3 years ago
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