Answer:
crossing over is the exchange of genetic material between human chromosomes. it result in New combination of genes on each chromosome .IT results in damage that had unique combination of chromosomes. in sexual reproduction to gamates unite to produce an offspring.
Answer:
The correct answer is b) has cells that are sparsely scattered through a nonliving matrix.
Explanation:
Connective tissue is the most diverse and widespread of the body. It can be found in bone, ligaments, tendons and more. It's one of its main characteristics is the presence of cells in a matrix called ground substance.
The complement of the DNA is ATA, but in mRNA Thymene is replaced by Uracil so it will be AUA.
These hydrogen atoms can come together in nuclear processes called fusion, which is the process that powers the sun, and through fusion, heavier atoms such as carbon and nitrogen are produced. These in turn undergo fusion to make even heavier atoms, and it is such processes that created all the atoms in the earth.