Grammar

The Earth is the 3rd planet closest to the sun after Mercury and Venus.

The earth smelled weird in the stables because it was mixed with the horses' excretory waste.

The noun genetics is a plural, uncountable (mass) noun with no singular form. The noun genetics is a type of aggregate noun, a word representing an indefinite number of elements or parts.

The word genetic is an adjective, a word that describes a noun.

RNA carries genetic information from DNA to the ribosomes, where it is used to produce proteins.

"to earth" is the prepositional phrase in the sentence.

The correct spelling is 'photosynthesis'.

Tracheids are specialized cells found in the xylem tissue of plants that help transport water and minerals from the roots to the rest of the plant. They have tapered ends and thin walls with pits that allow for water movement. Tracheids also provide structural support to the plant.

Techincally, bacteria is plural. Bacterium is the singular.

The reality of contemporary usage is that most people are unfamiliar with the word "bacterium" and use bacteria for both the singular and plural. However, you should try to avoid using bacteria as a singular in formal communication.

The sentence has a lack of punctuation and capitalization at the beginning. Additionally, "Scientists have recently discovered" is an incomplete thought. To improve clarity, it can be revised as: "Scientists have recently discovered that not all genes adhere to predictable Mendelian patterns of inheritance. This has forced them to reexamine some formerly unassailable assumptions."

Direct immunofluorescence is a technique used in pathology to detect the presence of specific antibodies or antigens in tissue samples. It involves labeling antibodies or antigens with fluorescent dyes to allow visualization under a microscope. This technique is particularly useful in diagnosing autoimmune diseases and dermatological conditions.

You just said one!

But...

Light, temperature, and atmospheric gases are abiotic factors.

Pangaea was all the continents together but with the eruptions there is now 7 continents. Pangaea is only 1 continent but now it is extinct.
The Pangea Supercontinent existed millions of years ago.

The singular form of chromosomes is a chromatid.

A simple sentence must have a subject and a predicate.

A subject (s) is normally a noun phrase and a predicate (p) includes a verb and 'everything else'. Some examples:

The man (s) wept (p)

The good man (s) wept at the sad news (p)

The good, young man (s) wept at the sad news on television (p)

He told me that he was my best friend and that he would give his life's blood, until I needed a transfusion, then he turned queasy and fainted.

Biopol is a biodegradable polymer commonly used in packaging, agricultural applications, and medical sutures. It is also utilized in cosmetics and personal care products due to its eco-friendly properties. Additionally, biopol can be found in research and development for various biodegradable products.

Thermoregulation is the process by which an organism maintains its body temperature within a certain range, often through behaviors like seeking shade or huddling for warmth. In humans, thermoregulation is controlled by the hypothalamus, which helps the body adjust to external temperature changes by sweating or shivering. Failure of thermoregulation can lead to conditions like heatstroke or hypothermia.

The prepositional phrase is "about dinosaur extinction" and the object is "extinction."

The word "dinosaur" is called a "noun adjunct" rather than an adjective.

Cop, lip, he, hit, cot, tore, lit, rot, rite, pet, pot, pit, hop, top, let, copter, lot, hot, to, oh.

That's what I found. It comes down to a total of 9... that is if I can count properly!

1.The oyster maintained homeostasis even in the cold water.

Homeostasis - the maintenance of internal condition within an body. For instance, maintaining temperature or ph level.

The term "biohazard" refers to any pollution or infection that has a biological source, usually a micro-organic source of some kind. An example-sentence for this term is the following: "Questioning the janitor's sense in dumping the chemicals down the drain, an observer quickly dialed the biohazard hot-line and filed a report."

The geologist studied the rocks from space.

The geologist always stays busy by studying the different rocks.

The word "dormancy" is a noun. An example of a sentence containing the word would be: Most insects transition into a state of dormancy during the cold winter.

Bacilli is the plural form of bacillus. Bacilli refers to the class of bacteria that includes the orders of Bacillales and Lactobacillales.

1. United States - Capital: Washington, D.C.; Currency: US Dollar
2. France - Capital: Paris; Currency: Euro
3. Japan - Capital: Tokyo; Currency: Yen
4. Australia - Capital: Canberra; Currency: Australian Dollar
5. Brazil - Capital: Brasília; Currency: Brazilian Real