Answer:
b
Explanation:
the rest just wont help when you are trying to identify them
The body wall<span> of a star fish is made up of a thin cuticle, an epidermis with a single layer of cells, a thick dermis composed of connective tissue and a thin coelomic myoepithelial layer, which allows the longitudinal and circular musculature.</span>
The benefits that pea plants have and why Gregor Mendel considered them ideal for his experiments was due to the following:
<span>> They were easy to grow and grew quickly
> Their traits are easy to identify
> They have 7 different traits that can be observed
> There are different types of peas that can be cross-bred or hybridized
</span>> Ultimately convenience due to pea plants being a low maintenance plant that did not occupy much space