Answer:
B is true .. atmosphere always changes day by day
1.) A persons genes are found in their chromosomes. The correct answer is D, your chromosomes. The correct answer is D.
2.) The shape of DNA is called a double helix. The strands run opposite each other and twist together. The correct answer is B.
3.) The relationship between a chromosome and DNA is that chromosomes are made of DNA. The correct answer is A.
4.) One thing that parents pass on to their offspring is genes. For example, hair color, eye color, skin color. The correct answer is A.
Answer: (B) Prothallus
Explanation: Prothallus is the gametophyte stage in the life of <u>a fern or other pteridophyte</u>.
