How many neutrons does element X have if its atomic number is 54 and its mass number is 161

What is one effects of malnutrition on the body's defense system? a. the skin becomes thicker with more connective tissue. b. physical barriers to invasion by microbes are increased. c. the skin's sensitivity reaction to antigens is more rapid. d.

What type of registry would maintain information about the donor and the recipient of an organ? implant registry birth defect registry trauma registry transplant registry?

Which phase of the cell cycle is DNA copied?

Vegetable shortening is a food product rich in trans fatty acids. It is produced by converting several cis double bonds totransdouble bonds, which gives it texture and also reduces spoilage.

What early scientist published the Principles of Geology, published in 1830?

Blond hair is represented by the filled circles, and brown hair is represented by the empty circles. from this pedigree, what can be said about blond hair color?

The offspring of a particular cross are 100% heterozygous for tallness. What were the most likely genotype a of the parents?

Which is a reflex response?

You decide to repeat the Meselson-Stahl experiment, except this time you plan to grow the E coli cells on light 14N medium for many generations and then transfer them to heavy 15N medium and allow them to grow for 2 additional generations (2 rounds

How long ago did oceans form