Vegetative growth
When considering whether structures from two kinds are homologous, look for similarities in structure, function, and evolutionary history. Homologous structures are found in different species but have a common ancestor, so they may have different functions but share a common structural design due to shared ancestry. Evolutionary relationships, embryonic development, and genetic similarities can also provide evidence for homology.
because there are many kinds of atoms that form even more kinds of molecules that result in even more structures. It is like how an entire language is made up entirely of so many letters
Ribosomes are found in both prokaryotic and eukaryotic cells. They are the cellular structures responsible for protein synthesis.
The four kinds of specialized leaves that compose a flower are sepals, petals, stamens, and carpels. Sepals are usually green and protect the developing flower bud. Petals are typically colorful and attract pollinators. Stamens are the male reproductive structures that produce pollen, while carpels are the female reproductive structures that contain the ovules.
kinds according structures and use of the substance
There are 4 different kinds of keels!
what types of structures help animals get energy
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vascular
spleen and tonsils
chains of amino acids folded into complex structures.
load bearing
Vegetative growth
The two kinds of structures scattered between the spines of sea stars are pedicellariae, which are tiny pincer-like organs used for protection and cleaning, and dermal branchiae, which are small gills that help with respiration.
Two kinds of solid structures made by marine animals from minerals they extract from seawater are coral reefs, formed by coral polyps extracting calcium carbonate to build their intricate structures, and mollusk shells, like those of clams and oysters, made from calcium carbonate as well.
Nervous and Muscular nervouse-sends a surge when sombody pinches you thats why you jerk.