First one is a and second one is b
During meiosis, chromosome pairs randomly line up along each side of the cell equator. This arrangement mixes up the chromosomal combinations, which
A. helps ensure reproductive success.
B. helps create and maintain genetic diversity.
C. helps maintain all of the previous generation's characteristics.
D. helps ensure an equal number of males and females in the next generation.
Answer:
The correct answer is option (e)-"All of the answer choices are correct".
Explanation:
Fossils are defined as the remains of ancient organisms. Fossils are obtained from impressions left after an organism decays. There are different kinds of fossils depending on the material they are made of and how they were formed. Some fossils are made from minerals that are the replacement of the organic matter of the ancient organism, or are the replacement of mud that came from footprints. Alternatively, fossils could be plant resins or tar that preserved a specimen within.
Pituitary gland ( insufficient production of STH )
Hi! I can help you out.
RNA polymerase binds to regions of DNA called promoters, which are "start" signals for transcription