Movements in most animals, including invertebrates and vertebrates, is made possible by the interaction of which two systems or structures? endoskeleton and exoskeleton nervous and endocrine skeletal and muscular cerebrum and cerebellum cartilage and bone Clear selection

Gabriel is at a stage where his body is changing physically; he is growing facial hair and building muscle. he is also just starting to make sperm. what is most likely gabriel’s age? 5 12 17 21

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides