When shanna chews a stick of gum, she always offer a piece to miriam. whenever miriam has chips in her lunch, she shares them with shanna. in fact, the two girls are always sharing with one another. what aspect of a relationship does this represent? a)common interests b)reciprocity c)trust d)attraction

Match the deficiencies with their proper definitions: 1. deficiency disease 2. niacin (b3) deficiency 3.vitamin a deficiency 4.vitamin b1 deficiency 5.vitamin d deficiency 6.vitamin c deficiency a. abnormal conditions due to the absence of specific substances usually found in a normal diet b. susceptible to infection, partial or complete blindness, unhealthy skin c. fatigue, depression, irritability, low blood pressure, loss of appetite d. inflammation of the mouth, sores around the mouth, red and thickened skin, diarrhea, vomiting, etc e. weakness, bleeding into tissues, excessive bruising, softening of bones f. bones not normally hardened and become bent or twisted (answer format ex. 1 - a, 2 - b, 3 - c, etc.) will award brainliest

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

Avirus consisting of a single strand of rna, which is transcribed into complementary dna, is a ) proteaseb) retrovirusc) rna replicase virusd) nonenveloped virus