Answer:
2 in 4
Explanation:
If a female cat with orange fur (XOXO) is crossed with a male cat with black fur (XoY) then:
P: XOXO x XoY
F1: XOXo XOY XOXo XOY
This means that half of the offspring will be females with tortoiseshell color (XOXo) and other half of the offspring will be males with orange fur (XOY).
vaccines are weakened viruses or bacteria that prompt the body to develop antibodies to foght against disease
Answer:
cell > tissue> organ> system
Explanation:
By diffusion hope this helps