D, as invertebrates do not have a central nervous system.
Answer:
The correct answer is "duct".
Explanation:
The structures at which substances are secreted in the body are known as ducts. For instance, the liver and the pancreas act as exocrine glands liberating bile and pancreatic juice, respectively. These exocrine glands secrete the substances from the gastrointestinal tract through a series of ducts. The ducts could be branched or unbranched, depending on the location at which the exocrine secretion takes place.
Answer:
In the conversion of pyruvate to acetyl CoA, each pyruvate molecule loses one carbon atom with the release of carbon dioxide. During the breakdown of pyruvate, electrons are transferred to NAD+ to produce NADH, which will be used by the cell to produce ATP.
The sandstone arches found in arches national park, utah, are an example of Sedimentary rock. Sandstone is composed of cemented sand grains and is the cliff-forming rock commonly seen in southern Utah. Two famous formations are the Entrada Sandstone seen in Arches National Park, and the Navajo Sandstone (Checkerboard Mesa) in Zion National Park.
Answer:Irregular galaxies are galaxies that are neither spiral or elliptical. They tend to be smaller objects that are without definite shape.
Explanation: