How can biotechnology be used to develop medical treatments and give an example?

1.)Scientists used bacteria and added just one extra gene to it to develop insulin to treat people with diabetes.

2.)Genes are specific pieces of DNA that give living things their traits.

3.)in sexual reproduction, offspring get their genes from their parents. They get half from mom and half from dad.

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.