During what stage of mitosis does the nuclear envelope disappear and the chromosomes become distinct?

In the cell cycle during which phase does the cell prepare for mitosis? A. cytokinesis B. G1 phase C. anaphase D. G2 phase

One reason fungi are no longer classified as plants is the presence of chitin in their cell walls. a. True b. False

What is one of the main factors contributing to irritable bowel disease?

Which plant system is affected when the xylem tissue is removed? a. Transport of water and minerals from the roots to the shoot system b. Transport of sugars from the leaves to the shoot system c.

A piece of metal has a mass of 200 g and a volume of 2 cm3. What is its specific gravity?

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.