In 1884, the danish microbiologist hans christian gram invented the gram stain, which delineates the difference between what two general types of bacteria?

1156

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What are the balanced chemical equations of breathing?

1034

---

What are some examples of chemical and physical changes?

1035

---

If curly hair is genetic, why do you have curly hair if none of your ancestors did?

987

---

How is a genetic trait determined by the genetic code within a dna molecule?

1016

---

What is the importance of genetics?

1042

---

Biologists usually refer to the head of a tapeworm by what name?

926

---

What does genetics have to do with biology?

1044

---

What is an example of an ion of biological importance?

948

---

What does veterinary medicine have to do with physiology and biochemistry?

934

---

What are the complementary base-pairing rules for biology?

960

---

What three main parts make up the carpel of a plant?

1034

---

In plants, this naturally occurring auxin has the abbreviation iaa:

1103

---

in the classification of organisms, four of the 5 kingdoms are animalia, plantae, fungi, and protista. What is the fifth?

946

---

Mendel did most of his original experimentation using this type of plant?

1003

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