True- an involuntary reflex is a reaction that happens when something else occurs. A involuntary reflex is something our body is “programmed” to do automatically.
Catheters are usually used to drain the bladder and are used on individual who have urinary incontinence (leaking urine or being unable to control when you urinate) Urinary retention (being unable to empty your bladder when you need to)
Answer:
Males need only one copy of the color-blind allele to show the trait.
Explanation:
color blindness is inherited by sex and needs two dominant allele for females like xBxB and for males need one dominant allele xB y which means the male need one copy of this allele to be color blinded
Anatomical and physiological barriers provide the crucial first line of defense against pathogens. These barriers include intact skin, vigorous mucociliary clearance mechanisms, low stomach pH and bacteriolytic lysozyme in tears, saliva and other secretions.
