1. What are the different properties of light that apply to the image formation of

Biology

1 answer:

Alenkasestr [34]3 years ago

3 0

Answer:

Optical instruments are based on optics. They use mirrors and lenses to reflect and refract light and form images. The light microscope and telescope use convex lenses and mirrors to make enlarged images of very tiny or distant objects. A camera uses a convex lens to make a reduced image of an object.

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Which is true of genes found on chromosomes?

PSYCHO15rus [73]

The option that is true of genes found on chromosomes is that D. they determine the inherited traits of an organism.
Genes are inherited - so those are the things that we get from our parents and other ancestors. It is easy to determine which of these genes a child is going to inherit - the doctors just need to take a look at the chromosomes, because genes are located there.

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CD8 helps with recognition of which of the following molecules on the surface of a cell?

Shalnov [3]

Answer:

MHCI

Explanation:

Major histocompatibility complex I (MHCI) is present on the nucleated cells of the body. Endogenous pathway represents the pathway of MHC class I molecules.

MHCI display peptide fragment of proteins to the cytotoxic T cells with the help of CD8 ( Cluster of differentiation). CD8 binds with the MHCI and expressed on the surface of cytotoxic T cells.

Thus, the correct answer is option (D).

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Name the planets in order from the sun.

Karolina [17]

Answer: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune

Explanation:

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Write a poem about symbiotic relationships. It must include Commensalism Mutualism, Parasitism, Competition, and Predation.

statuscvo [17]

Answer:

Explanation about Commensalism Mutualism, Parasitism, Competition, and Predation are given below.

Explanation:

There are various symbiotic relationship formed between the organisms present in the environment. These relationships are Commensalism Mutualism, Parasitism, Competition, and Predation. In Commensalism relationship, one organisms gets benefits while the other neither get benefit nor harm. In mutualism, both organisms gets benefits from one another. In Parasitism, one organism get benefits and the other get harmed. In Competition, both organisms cause harm to one another and both are damaged through their actions and in Predation, one organism is benefited by killing the other organism to feed itself.

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