Vestigial structures are remains of a structure that was functional in some ancestor but is no longer functional in the organism in question.true or false

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Answer 1

Answer: Your answer is True.

Hope this helps.

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In which phylum is the class Lepidosauria classified?a. Vertebratab. Chordatac. Animaliad. Reptiles
3. (3 points) Label each example as either (PI) passive or (AI) active immunity:a. ________ Bill had chicken pox when he was five. He doesn’t catch it again, even when his nephew gets sick with the virus b. _______ Billy Jr gets vaccinated with a live attenuated form of the chicken pox virus. He doesn’t get chicken pox after playing with his infected cousin. c. _______ Bill’s 3 month old daughter is breast feeding. She does not get chicken pox after playing with her infected cousin.
Is absorption defined as moving from the GI tract to the enterocyte? True False
Plz help I will mark you brainlist plz
Why is preventing pollution at its source the first strategy in minimizing environmental risk?a. It is easier and more effective to prevent pollution than to clean up and dispose of waste. b. Remediation of contamination is easier than pollution prevention. c. Habitat restoration cannot be undertaken with modern technologies. d. Safe waste disposal is the easiest was to minimize environmental risk.

Changes in the genetic code of a human can be transmitted to offspring if they occur in

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if they occur in the gametes, or germ cells (sperm in males, egg in females)

Fluid found inside cells is called:a. intracellular
b. extracellular
c. intercellular
d. interstitial

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the fluid is called Intracellular, so A

A) ChromosomeB) DNA nucleotide
C) Codon
D) Gene
Place the components in order, from smallest to largest.
A) A0B0D0C
B) B0C0D0A
C) C0D0B0A
D) D0C0B0A

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since gene has multiple codons
and codon has 3 sequence of nucleotides,

The smallest would be a DNA nucleotide , then a codon, then a gene and finally a chromosome!

so the answer is B

Which of the following items is NOT found on the periodic table?a) the atomic number of each element
b) the date that each element was discovered
c) the name of each element
d) the atomic mass of each element

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Answer:

Explanation:

Question 22 (Multiple Choice Worth 1 points)Organelles are

responsible for producing power for the cell
tiny structures in the cell that carry out the cell's activities
responsible for digestion in the cell
found outside of the membrane

Question 23 (Multiple Choice Worth 1 points)

Which process produces two identical copies of the parent cell?

Mitosis
Meiosis
Sexual reproduction
Fertilization

Question 24 (Multiple Choice Worth 1 points)

A trait that is always expressed when this gene is present is called a

dominant trait
recessive trait
prime trait
strong trait

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22 ) organelles are the tiny structures that carry out life activities !
23)mitosis as in this no variation takes place !
24) dominant trait.

and I am sure for all the three and suggest you to go for that !!!

John wants to show the evolutionary relationship between a lion and a cat and group them based on their similarities and a common ancestor. Which of these is the best and simplest method to represent this information?

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It shows the "rank" of the organism. Cladistics show the probable sequences of origins as well as shared and derived characteristics but no ranks.

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The two species of snakes, the Emerald Tree Boa and the Boa Constrictor, belong to the same genus; however, the former is tree dwelling and needs high humidity whereas the latter is terrestrial and requires a dry environment. What kind of the evolutionary mechanism was responsible for this?. A. Allopatric evolution. B. Sympatric evolution. C. Convergent evolution