What happens when oatient receive the wrong blood transfusion?

Explain why dead or cliseased trees can serve as a food source for some birds.

What are examples of Monocots and Dicots?

In April 2009, a new strain of influenza A emerged. This strain, known as the swine flu, caused at least 95 deaths in over 40 different countries. The rapid spread of this disease can be attributed to A.

Which of the following normally results from meiosis in a human cell that contains 46 chromosomes? A. an egg cell with 46 chromosomes B. a liver cell with 23 chromosomes C. a blood cell with 46 chromosomes D. a sperm cell with 23 chromosomes

How can the knowledge of the human genome be useful for in-vitro fertilization techniques? A) Genes with the desired traits can be introduced into the sperm of infertile males. B) The genes that cause infertility can be removed from the female ovum.

Hemophilia is a condition in which blood does not clot properly. What is the main effect of this condition?

Thrombocytes develop from large cells known as macrophages? True or false?

How many cellular divisions occur in meiosis?

A macrophage is also referred to as an antigen-presenting cell. explain why that is an appropriate term.

Calculate the surface-to-volume ratio of a spherical cell 15mum in diameter and of a cell 2mum in diameter. What are the consequences of these differences in surface-to-volume ratio for cell functions?