1.Which structure is correctly paired with its function?

(1) Testis- Produces nutrients off the offspring

(2)placenta-allows nutrients to diffuse from the mother to the embryo

(3)uterus-produces testerone used in egg production

(4)ovary-provides a place for the internal development of the embryo

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Which nucleotide component contains nitrogen

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection