Which sentence describes how a unicellular organism gets oxygen? A. It contains individual specialized cells that carry oxygen.
B. It contains specialized cells that combine into tissues that carry
oxygen.
C. It has a respiratory system that takes in oxygen.
D. It takes in oxygen through its cell membrane.

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

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly