All the options are true except the last one !
because in our body our primary carbohydrates source is our fat !
ya primary sugar is carbohydrates
and is most readily available also !
so all are ans except last because some macromolecules are larger than carbohydrates !!!
Answer:
Scientists have used comparative embryology to study and gather evidence of evolution. Karl Ernst von Baer, a Russian scientist, made observations on embryos of different species and came up with four principles of comparative embryology: 1. General features of an embryo appear before specialized features.
Explanation:
A.........................................
A parent with RrYy genotype can produce four gametes<span>: RY, Ry, rY, and ry.</span>
