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iris [78.8K]
2 years ago
10

Clifford is an astronomer who studies the movement of stars. What types of tools

Biology
2 answers:
levacccp [35]2 years ago
8 0
The answer to your question is 4
SCORPION-xisa [38]2 years ago
7 0

Answer:

4. Telescopes and cameras

Explanation:

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The sporophyte body comprises a long stalk, called a seta, and a capsule capped by a cap called the operculum. The capsule and operculum are in turn sheathed by a haploid calyptra which is the remains of the archegonial venter. The calyptra usually falls off when the capsule is mature.

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How do the nutrients in soil become building materials for a plant to grow?
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The nutrients from the soil is taken up by the roots to be distributed to the entire plant. The plant absorbs the nutrients into its cells and utilized by the leaves, stem, trunk. They are also used to grow flowers and to bare fruits.

Moreover, the nutrients are divided into two groups; first the macronutrients which is needed by the plants in large amount such as nitrogen, phosphorus, potassium, calcium, magnesium and sulfur. Second group is the micronutrients, needed in tiny amounts that include zinc, copper, manganese, boron, iron, sodium and cobalt. These two groups are essential for normal plant growth and development.

 

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3 years ago
A student observed cells from an onion root tip in a microscope. The diagram shows her observation. What was happening in the ce
d1i1m1o1n [39]

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Cell Division!

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8 0
3 years ago
What is true about the relationship of adenine and thymine?
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<span>DNA stands for deoxyribonucleic acid. The deoxy- in the DNA is a short term for deoxyribose. The nucleic acid molecule has three parts; sugar, phosphate and a base. The phosphate in the DNA acts as a backbone of the molecule. It is also responsible for the DNA’s ‘double-helix’ structure. The base has four codes namely adenine, thymine, cytosine and guanine. Adenine and thymine are bse pairs whereas cytosine and guanine are base pairs. They are not to be interchanged. Resulting in one cause mutation in the gene. </span>
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3 years ago
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3 years ago
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