BIOLOGY HIGH SCHOOL

Invertebrates with "spine skin" are _____, which would include animals like _____.

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Answer 1
Answer: The answer is Echinoderms, which include starfish, sea urchins, sea cucumbers, and sand dollars.

The word Echinoderm is derived from Greek words which mean spiny skin. Their skin usually has spines which can be sharp and pointed out in different directions. The spines offer to echinoderms protection from predators.

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The human genome project enables researchers to pinpoint diseas causing genes and possibly prevent or treat them
Why are plasmids so widely used in recombinant DNA studies?A. because they naturally contain much foreign DNAB. because they can be used to transform bacteriaC. because it is difficult to insert new genes into themD. because they cannot be cut with restriction enzymes
State what is indicated by the presence of polysomes in a cell
Bones provide both structure and protection for the body. a. True b. False
Protist with complex bodies covered with hair-like structures known as cilia are called . A. amoebas. . B. paramecium. . C. dinoflagellates. . D. euglenoids. . ^ I think B.

Two tectonic plates under water move apart, and magma fills the space between them this is an example of

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This is an example of the sea floor spreading

What particles make up the nucleus of an atom?

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The nucleus is made up of protons and neutons. The above answer is incorrect. Other things of the nucleus include the nucleolus, nuclear membrane, nuclear pores, and chromatin, which contains DNA.

A ____ is a characteristic arising from genes located on gender- determining chromosomes

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A sex-linked trait is a characteristic arising from genes located on gender-determining chromosomes.

Answer:

autosomal trait

Explanation:

just did it on study island

How is pillow lava evidence of
sea-floor spreading?

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Pillow lava is evidence of sea-floor spreading because the lava comes up out of cracks at the mid-ocean ridge and becomes newly formed rock. The farther away you get from the mid-ocean ridge, the older the rock is.

Which statement describes one difference between hormones andneurotransmitters?
A. Hormones modify cellular activity.
B. Hormones are secreted into the bloodstream.
C. Hormones produce a change in animal behavior.
D. Hormones attach to receptors on the cell surface.
E. Hormones are released in response to external stimuli.

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Letter c, and hormones also affect the likes and dislikes of a person

Protists that decompose dead organisms like insects are calleda. dinoflagellates.
b. euglenoids.
c. plasmodial slime molds.
d. water molds.
c. It is prokaryotic.
d. It is autotrophic.

Answers

The answer is (d.) water molds.

The water molds are fungal-like protists that thrive on dead organism to decaying matter to decompose. They are usually found in wet environments, nearby fresh water sources, and even in the upper layers of moist soils.
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Which of the following is correct for the effect of linkage on recombination?It increases the percentage of recombinants. It results in 50% recombinants. It reduces the percentage of recombinants.
Please help and explain!! Rain water has always been somewhat acidic. true or false