Answer:
the umbilical cord is connected to both the mother and the unborn child and so tranfers nutrients from the mothers blood to that of the baby's blood
Flower because the others are a organ which make the plant live but the flower is more of a decorative thing to make the plant stand out
Answer:
I think it's false.
Explanation:
Plant cells form a cell plate during cytokinesis, while animal cells form a cleavage furrow
Answer: two types of macromolecules: nucleic acid and protein
Explanation:
Chromosomes particularly eukaryotic chromosomes are made up of nucleic acids in particular DNA (deoxyribonucleic acid) and some proteins which include histone proteins and non histone protein that helps in the packaging of an almost 2m DNA into a very tiny 0.6microm nucleus. The histone protein includes H2A, H2B, H3, H4 which forms an octamer around which the DNA is wrapped (structure of a nucleosome) and linker histone H1 joined to a linker DNA that links two nucleosomes.