Answer:
Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli.
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The type of competition that exist between the two species is INTERSPECIFIC COMPETITION.
There are basically two types of competition in any given ecosystem, these are intraspecific and interspecific competition. Intraspecific competition occurs among organisms of the same species while interspecific competition occurs among organisms of different species.<span />
The correct answer is:
It occurs when part of a chromosome breaks off and attaches to another chromosome.
It results in the duplication of these genes on the same chromosome.
Fragile X syndrome can occur where a person would have 700 insertion repeats.
Difficulties include delay in crawling or walking, hyperactive or impulsive behavior, mental retrdation, flat feet, flexible joints, and large body size.
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Answer:
Availability of minerals in the soil
B Bits being blown off a rock by heavy winds
