<span>Answer: 16 combinations
A fruit fly has four pairs of chromosomes in its cells. Assuming all pair is heterozygotes, each pair of the chromosome can be divided into two possible combinations. So, if there are 4 pairs then the possible combination would be 2 * 2 * 2 * 2= 16 possible combinations.</span>
Answer:
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Steroids are naturally occurring as sterols, adrenal, sex hormones, some vitamins and make up most drugs as synthetic steroids.
Types Of Steroids and Their Functions
1. Anabolic Steroids
-increase muscle mass
-promote cell growth and division
-testosterone( natural anabolic steroid) is used in sperm production, development of male reproductive organs and emergence of male secondary sexual characteristics.
-stimulates bone and muscle growth.
2. Sex Hormones
-produced by adrenal cortex
-aid in development of gametes
-prepare females for pregnancy, menstruation
OTHER
-enable longer athletic sessions
-increase protein synthesis
-Anti-inflammatory steroids can reduce swelling, pain and other manifestations of inflammation
The biochemical analysis of different chlorophyll pigments in plants would be most useful in determining <span>D. which plants might have a common ancestor.
The field of biology that deals with the similarities between these plants is called comparative biochemistry. If these plants have similar DNAs, then they are more closely linked in evolutionary terms, and thus it is quite possible they have the same predecessor.
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