Help would br deeply appriciated!! write a persuasive paragraph that explains why many scientists accept the endosymbiont theory

Which of the following sex and generation combinations directly produces the pollen tube of angiosperms? a) male gametophyteb) female gametophytec) male sporophyted) female sporophyte

This is the amino acid cysteine. circle the amine group, put a box aroundthe carboxylic acid group and use a different colored pencil/pen to circle the sidechain (r group). h o | ||nh2— c- c-oh | ch2 | sh

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above