B.) cellular transport, protection, recognition of cellular messages
Answer:
The study of DNA started much before the discoveries of Rosalind Franklin and Maurice Wilkins. Nucleus of cell was discovered by Robert Brown in 1831 but the material present inside the nucleus called "nuclein" (DNA) came from the studies of Johann Friedrich Miescher in 1869.
Explanation:
Answer:
The correct answer is - slightly lower than the body.
Explanation:
Spermatogenesis is the process of the generation of sperm. It is the process that requires a slightly low temperature than normal body temperature to produce sperms in viable conditions.
This is the prime reason for the location of the scrotum which is outside the body which allows to testes maintain lower body temperature lower than the rest of the body. There is a 1-8 degrees C difference in the rest of the body and testes.
Trace fossil because a trace fossil is a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.
Answer:
A diploid cell is a cell that contains two complete sets of chromosomes. This is double the haploid chromosome number. Each pair of chromosomes in a diploid cell is considered to be a homologous chromosome set. A homologous chromosome pair consists of one chromosome donated from the mother and one from the father.
Explanation: