Answer: A (colored feathers.)
Explanation: There are many birds with colors that are variously different on the Galapagos.
So, Darwin carefully observed the finches of the Galapagos island. What he noticed was that they were similar to the mainland finches, but each island finch has different colored feathers.
There doesn't seem to be a maximum number. Ultra high molecular weight polyethylene has around 500 thousand carbons that are linked together.
Answer:
The correct option is: D) introduction, growth, maturity, and decline.
Explanation:
Product life-cycle refers to the various stages involved in the life-cycle of a product.
There are four stages of product life-cycle:
<u>1. Introduction</u>: This stage involves launching a new product in the market.
<u>2. Growth</u>: This stage is characterized by strong growth in the sale and profit.
<u>3. Maturity:</u> This stage involves maintaining market shares.
<u>4. Decline</u>: This stage is characterized by decline in the sale and profit.
The correct answer is endocardium.
The endocardium is termed as thin and smooth and is the innermost layer of the heart. Endocardium tissues are biologically and embryologically similar to endothelial cells which lines blood vessels.
It provides protection to valves and heart chambers. It is the muscular tissue which is responsible for contraction of the heart.
It also controls myocardial function. It acts as kind of blood-heart barrier and controls ionic composition of extracellular fluid where cardiomyocytes bathe.
