Genes, chromosomes, and DNA are important structures for processes related to heredity and reproduction. How are these structures related?
Many chromosomes make up a gene, and many genes make up DNA.
A
B
A chromosome is the same thing as a gene and both are made of DNA.
С
DNA is made up of chromosomes, and chromosomes are made of genes.
D
Genes are sections of DNA that make up a chromosome.
2

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands

sex cells are usually half's then they find another half and make a fertilize egg

answer; ///stratum basale///stratum spinosumstratum granulosumstratum lucidumstratum corneum; 2,1,5,4,3