Why are many organelles enclosed in their own membranes?

1. Which of the following cells is phagocytic? a. Plasma cell b. Macrophage c. B cell d. NK cell

What's the difference between Savanna and biomes

Which of the following choices lists the correct order of flow of information according to the central dogma? a. DNA - --> mRNA - --> Protein b. RNA - -->DNA - --> Protein c. DNA - --> Protein - --> mRNA d. Protein - -->DNA - --> RNA

A Church spire in a form of a regular hexagonal pyramid whose base edge is 8ft and whose altitude is 75ft is to be painted at a cost of 22 dollars per sq. yard. What is the total cost?

In what area would you most likely find a divide? * O a valley O a plain O a mountain O a plateau

What is the difference between B-cell lymphocytes and T-cell lymphocytes? B cells regulate blood pH, and T cells regulate body temperature. B cells are produced in the thymus, and T cells are produced in the bone marrow.

What provides instructions to a eukaryotic cell about living and growing?

Which of the following is NOT a function of skin? to absorb nutrients from food to protect the body from infection to prevent the body from drying out to protect the body from injury

When scientist designs a space probe to detect life on a distant planet, what kind of things should it measure?

Paul's company commissioned some geological studies on some undeveloped arable land. The studies found coal deposits but they were estimated to lie at around one thousand feet or more below the surface. What type of coal did they find? A. lignite B.