Answer:
Basic characteristics of Sponges:
Sponges belong to phylum porifera. They are simple multi-cellular aquatic animals. They have pores in their body thats why they look like sponge we use in kitchen. These pores are known as ostia. The body cavity is known as spongocoel, which open to out side through large pore known as osculum. Their body is composed of two layers, choanocyte and pinacocyte. Choanocytes are flagellated cells having spikes which help in movement of water into body and aid in capturing of food particles. The skeleton is made up of calcium carbonate or silica. A jelly like substance called as mesoglea is present between pinacocyte and choanoderm.
<span>General characteristics of Archeocyathans:
</span> The term archeocyathans is a Greek word for "ancient cup". They have a single common ancestor and became one of the planet first reef animals. S<span>pecies of archeocyathans is divided into two classes, six orders, 12 suborders, 120 families and nearly 300 genera. They are associated with carbonate sedimentation.They generally lived in shallow water with photic zone. Their fossils often co-occured with fossils of cyanobacteria. </span><span>These are marine organisms whose fossils record dated back to late Precambrian and early Cambrian period. They are most closely resemble to calcareous sponges. Their structure s are conical or tubular in shape and superficially resembles horn reefs. They have world wide distribution and found in Australia, Antartica, Spain, Cubec, New york and California,</span>
Answer:
ur correct its measured in A
Answer:
Moth Orchid
Explanation:
The Moth Orchid is the most common type of orchid and bears the name because of its supposed resemblance to a moth in flight. Native to Southeast Asia, the Philippines, and northern Australia, the Moth Orchid isn't exactly hard to find, and it comes in nearly every colour of the rainbow.
Its important to be accurate and precise because that's how you get the correct answer. After all, trying to answer a question is the whole purpose of an experiment so you might as well want to get the right answer.
The resistant insects are able to survive to reproduce and create a population that is also resistant
