What are all the conditions that must be observed in order for a contraceptive diaphragm to be effective?
Answer: spermicidal jelly or cream should be used concurrently and insert diagram into vagina no more than 2 hours before sex
You might also like to view...
Which of the following processes is responsible for the changes scientists observed in atmospheric concentrations of 12C, 13C and 14C?
A. the burning of fossil fuels B. volcanism C. the clearing of forests D. chemical weathering E. subduction
Topoisomerase functions by ____
a. creating cuts in the DNA to relieve over-twisting and strain ahead of the replication fork b. binding DNA polymerase to hold it tightly to the template DNA c. unwinding the DNA double helix to expose the template strands for replication d. binding the newly synthesized DNA to re-twist it into a double helix after replication e. reading the DNA template and synthesizing a complementary strand of DNA
In order for a cell to become cancerous, oncogenes must be , or tumor suppressors are .
A. inactivated; inactivated B. activated; inactivated C. activated; activated D. inactivated; activated E. suppressed; inactivated
Sequence A in Figure 1-1 represents:
a. a hypothesis.
b. the experimental group.
c. the control group.
d. a sampling error.
e. a deduction.