What risk factor does not increase the likelihood that an infant will develop SIDS?
a. Infant sleeping on their stomach
b. Mother smoking during pregnancy.
c. Infant sleeping on their back.
d. Lower than normal number of serotonin receptors in the brain.
e. Defect in the medulla oblongata in the infant's brain.
c
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Genes that are located on the same chromosome and are a short distance apart are said to be ____
Fill in the blank with the appropriate word.
Which joints are likely to be affected by
osteoarthritis? a. fingers b. knees c. hips d. backbone e. all of these
A female who is heterozygous for hemophilia will
a. exhibit the condition throughout her life. b. suffer from bleeding when severely stressed. c. show no signs of the disease at all. d. pass the gene on to all of her children. e. pass the gene on to only her sons.
A cell undergoing meiosis that contains sister chromatids may be either haploid or diploid.
Answer the following statement true (T) or false (F)