Will give brainliest to correct answer which statement sums up the process of ovulation
The sperm penetrates the egg membrane and they fuse together
the egg attaches itself to the lining of the uterus
an egg rises from the ovary and travels down the fallopian tube
the egg starts to devide quickly

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?

American college students invented football by combining what two sports?

Group of genes that encode molecules found in all body cells, creating a biochemical “fingerprint” that serves as the “id” for cells so that they are marked as “self” a) deoxyribonucleic acid (dna) b) entry inhibitors c) major histocompatibility complex (mhc) d) non-nucleoside reverse transcription inhibitors (nnrtis)