You answer would be D.) Genetic Engineering.
Hope this Helps =)
Answer:
Until recent history,extinctions have always happened gradually and on a small scale.
Explanation:
Extinction occur when environmental factors like natural disaster,habitat fragmentation,over exploitation,global change don't favor the survival of species thus gradually leads to extinction of species.
Some times human activity becomes the major problem for extinction.More over,poor reproduction,decline in population number and genetic inbreeding also leads to extinction.
99% of all species that exist on earth become disappeared.
Evolution leas to speciation which leas to formation of new species but species become extinct when they are unable to survive against competition.
The correct answer is tricyclic antidepressants.
Tricyclic antidepressants (TCAs) are mainly subscribed for treating depression, however they are also commonly used to treat attention-deficit hyperactivity disorder and chronic pain. Also, TCAs are used for the treatment of enuresis, also known as bedwetting.
Benzodiazepines is a type of psychoactive drugs commonly used to treat anxiety, panic disorder, generalized anxiety disorder, insomnia, seizures and alcohol withdrawal.
Selective serotonin reuptake inhibitors is a class of antidepressants used to tread depression, obsessive-compulsice disorder, generalized anxiety disorder and eating disorders.
Monoamine oxidase inhibitors are mainly used to treat depression but also panic disorder.
C if you look at the square you can see that b b =bb and not Bb
The answer to this question would be A:growth factors
Hope this helped!!
