Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

Calliope Anne
Microscope help!! (Iris diaphragm lever)?
What happens to the contrast when the iris diaphragm lever is moved to the left (increases or decreases)? Moved to the right (increases or decreases)?
1 AnswerBiology8 years agoWhat type of organism makes agar?
2 AnswersBiology8 years agoAfter filtration, which vessels consist of "cleaner" blood?
A. renal artery
B. renal vein
1 AnswerBiology8 years agoWhat is the first gland the sperm cells swim past?
A. prostate
B. seminal vesicle
C. bulbourethral
1 AnswerBiology8 years agoWaste products are forced out of the glomerular capillaries into what part of the nephron?
A. proximal distal tubule
B. distal convoluted tubule
C. nephron loop
D. glomerular capsule
1 AnswerBotany8 years agoWhat releases the human chorionic gonadotropin hormone?
A. the zygote
B. the placenta
C. the uterus
D. the zygote and placenta
E. all of the above
2 AnswersBiology8 years agoOne function of the kidneys is to "cleanse" the blood or filter it. Where does this process occur?
A. proximal convoluted tubule and vasa recta
B. glomerular capillaries and glomerular capsule
C. nephron loop and vasa recta
D. renal artery and renal vein
6 AnswersBiology8 years agoAn increase in carbon dioxide will result in _______ in hydrogen ions?
An increase or decrease?
2 AnswersChemistry8 years agoWhat percentage of the carbon dioxide produced will be exhaled?
A. 7%
B. 23%
C. 70$
D. 90%
1 AnswerBiology8 years agoBlood capillaries that surround the _________ will absorb oxygen?
A. alveoli
B. lungs
C. villi
D. lobules
1 AnswerBiology8 years agoAir enters into the trachea by passing through the opening to the trachea called the?
A. oropharynx
B. laryngopharynx
C. glottis
D. cricoid
1 AnswerBiology8 years agoBlockage of the thoracic duct will hinder the flow of?
A. Lymph to the left subclavian vein
B. Lymph back to the heart
C. Lymph to the lower extremities of the body
D. Lymph to the abdominal organs
2 AnswersBiology8 years agoStimulation of the __________ will result in ventricular contraction?
A. bundle branches
B. Purkinje fibers
C. sino-atrial node
D. atrio-ventricular node
2 AnswersBiology8 years agoCardiac cells are found in what layer of the heart?
A. epicardial
B. myocardial
C. endocardial
1 AnswerBiology8 years agoBlood types agglutinogen and agglutinin help!!!?
A person with type A blood cannot donate to a person with type B blood. This is because the ________ of the type B recipient will be activated by the _________ of the donor. When this happens, blood will clump.
A.agglutinogens;agglutins
B.agglutins;agglutinogens
C.glycolipids;antigens
D.antigens;glycolipids
1 AnswerBiology8 years agoWhat is the difference between type A and type B blood cells?
A. the blood cell membrane has different glycolipids
B. the red blood cells have a different shape
C. the red blood cells metabolize material differently
D. all of the above
2 AnswersBiology8 years agoGood cleanser for red, sensitive skin?
I have always have red, sensitive, dry skin and I've been searching for years to find a product that works, but everything just makes my face more red. I think I have rosacea too, I just haven't been to a dermatologist. My acne isn't so great either. It's getting harder and harder to cover up the redness with makeup.
Any suggestions on what I could use?
Thanks! :)
4 AnswersOther - Skin & Body10 years agoTaming of the Shrew help please?!?
I don't really understand this question on my homework....
What specific images are used to describe the wooing of Katherine?
1 AnswerTheater & Acting1 decade agoDuring cellular respiration, one molecule of glucose releases_________ ATP molecules?
need help with my biology homework
3 AnswersBiology1 decade ago