Which sequence represents the correct order of processes that result in the formation and development of an embryo?

In 1952 Rosalind Franklin took the x-ray photograph shown below How did this evidence affect the work of Watson & Crick? photo 51 for test 3 pic(1).jpg

A base sequence is shown below. ACAGTGC How would the base sequence be coded on mRNA?

Which of the following is matched correctly with its function?

What is the main defense against viruses?

Which of these are the repeating units that form a DNA molecule?

The diagram below shows the key steps in making proteins. Steps are represented by the roman numberals. diff pics of p.s test 3(1).png Which step involves transfer RNA?

The diagram shows cells in different phases of mitosis. A student in trying to find a cell in a particular phase of mitosis. The student is looking for evidence that spindle fibers are separating the chromosomes to ensure that each new nucleus has one copy of each chromosome. mitosis phases test 3(1).jpg Which cell is in the phase of mitosis that the student is searching for?

The most likely reason for a cell to undergo the process of cell division is?

Match the following mechanisms that influence blood pressure with their corresponding effects.